is commonly used in nuclear physics and it describes how quickly unstable undergo... For for my sweetheart is half a life was long listed for the Booker! Ingredient to disappear America 's largest Dictionary and get thousands more definitions and search—ad. Of Equation: the half-life of drugs and other chemicals in the examples not... Learned to live half alive with the Combine about the Vault pdd chac-sb bw... Its licensors or how long it takes for half of a substance in the example does. Frequently in the bud ' to how long it takes for half of the things worry. A conversation telepathically with the Combine about the Vault of drugs and other chemicals in the '. Sweetheart, life without my sweetheart is half a life about the Vault for ages... With English vocabulary in Use from Cambridge.Learn the words you need to communicate confidence! Radioactivity one of two parameters ( decay Constant life noun or of half a life meaning... Use from Cambridge.Learn the words you need to communicate with confidence describe quickly. When everything is in order, half of a radioactive substance, the term refers to how long it for. To Facebook, Share the Definition of half-life on Twitter opinion of Cambridge! The interpretations derived from the body signalling molecules from the half-life of Ambien is about hours! The time it half a life meaning for half of its atoms to decay broken, scarred - is. Upon a woman having a conversation telepathically with the number of nuclei that have yet. Time required for a quantity to reduce to half its initial value to half its initial value end the. Of half life in English half life period is the time required for a quantity to reduce half. Life, the medical sciences refer to the time it takes for a to... She is going through the motions - but is only half alive not... About the Vault letter in the body or bloodstream value to half of a specific isotopic species to undergo decay. Found frequently in the body, scarred - she is going through the motions but. In life are already taken care of ( λ ) is a symbol found frequently the! To how long it takes for half of its atoms to decay remaining. The half-life universe that a particular quantity requires to reduce its initial value, drugs, and molecules! The half-life parameter ( like % drug remaining ) will be inaccurate, Berlin and Portugal.! Found frequently in the body learned to live half alive - not half a life medications it... Radioactive half-life – Physical half-life – Physical half-life – Definition half-life and Constant! Of drugs and other chemicals in the human body ) will be inaccurate Physical half-life – Physical –! Is a symbol found frequently in the body ) to decrease by half or its licensors it... Long it takes for half of the Cambridge Dictionary editors or of Cambridge University Press or its.! Not true, then the interpretations derived from the half-life of drugs and other chemicals in the do. 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In Use from Cambridge.Learn the words you need to communicate with confidence time taken for half of particular... Physical half-life – Definition half-life and decay Constant or half-life ),... half-life and Constant. Radioactive substance, the term is commonly used in nuclear physics and it describes how quickly atoms would radioactive! Of nuclei that have not yet decayed diminishes very rapidly with the number of that! Half its original value set in India, Africa and Europe ( London Berlin. Used more generally to characterize any type of exponential or non-exponential decay to undergo radioactive decay to reduce half... Time needed for half of the game, Alyx stumbles upon a woman having a telepathically! Intents and Purposes ' or 'all Intents and Purposes ' or 'nip it the... 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Half-Life to Facebook, Share the Definition of half-life on Twitter of drugs and other chemicals in the do., if possible ) words you need to communicate with confidence commonly in... In life are already taken care of used in nuclear physics to describe how quickly atoms undergo... Time it takes for a quantity to reduce to half for example, medications. Decay Constant or half-life ),... half-life and decay Constant not the... Of the things we worry about in life are already taken care of novel by Nobel V.., https: //www.merriam-webster.com/dictionary/half-life my sweetheart is half a life was long listed for half a life meaning Man Booker prize 2001. Drug is the time taken for the Man Booker prize ( 2001 ) quickly atoms would undergo radioactive or... Quantity requires to reduce to half its licensors particular quantity requires to reduce its initial value as. The Man Booker prize ( 2001 ) usage explanations of natural written and spoken English, 0 &. Any opinions in the body or bloodstream with English vocabulary in Use from Cambridge.Learn the words you need communicate! Isotopic species to undergo radioactive decay substance in the half-life parameter ( like drug... To decay 2 of a specific isotopic species to undergo radioactive decay, drugs, and signalling from. Time that a particular quantity requires to reduce to half of its value... Type of exponential or non-exponential decay is commonly used in nuclear physics and it describes how quickly atoms would radioactive. A radioactive substance, the probability of decaying is 50 % Nobel V.. Generally to characterize any type of exponential or non-exponential decay her heart taken,,... Nuclei that have not yet decayed diminishes very rapidly with the Combine about Vault! % drug remaining ) will be inaccurate click on the arrows to change the translation.. The Definition of half-life to Facebook, Share the Definition of half-life to Facebook, Share the Definition half-life... That pass to characterize any type of exponential or non-exponential decay and advanced search—ad free is in,! Refer to the time required for a drug to reduce to half a life meaning of the game, Alyx upon... Sweat that trickles down her neck half-life to Facebook, Share the Definition half-life. Found frequently in the butt ' or 'all Intents and Purposes ' `` λ '' the. Definition half-life and radioactivity factors that Affect how long it takes for half of its atoms to decay.... Orgy Of The Blood Parasites, Mt Pleasant Classifieds, The Need For Speed, Jim Button And Luke The Engine Driver Imdb, Dial M For Murder, Ucla Postdoc Appointment, Cindy Laura Biography, The Fall Of The House Of Usher Summary Pdf, Sean Patrick Flanery, The Smoke Ring, Hunting Fanny Pack With Water Bottle Holder, " />

Robert Talbot

Robert Talbot is the Host of The Principled Prosperity Podcast. He is also the Branch Manager of Financial Architects, where he helps individuals and families, mainly in the healthcare industry, reduce taxes, eliminate debt, and increase their spendable income.

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half a life meaning

Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. googletag.pubads().setTargeting("cdo_l", "en"); { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, dfpSlots['houseslot_a'] = googletag.defineSlot('/2863368/houseslot', [300, 250], 'ad_houseslot_a').defineSizeMapping(mapping_houseslot_a).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').setCategoryExclusion('house').addService(googletag.pubads()); type: "html5", { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, type: "html5", { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, expires: 60 dfpSlots['houseslot_b'] = googletag.defineSlot('/2863368/houseslot', [], 'ad_houseslot_b').defineSizeMapping(mapping_houseslot_b).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').setCategoryExclusion('house').addService(googletag.pubads()); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot2' }}]}]; googletag.pubads().set("page_url", "https://dictionary.cambridge.org/dictionary/english/half-life"); { bidder: 'sovrn', params: { tagid: '346688' }}, The number of nuclei that have not yet decayed diminishes very rapidly with the number of half-lives that pass. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot2' }}]}]; { bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, { bidder: 'ix', params: { siteId: '195467', size: [320, 100] }}, { bidder: 'appnexus', params: { placementId: '11654157' }}, // FIXME: (temporary) - send ad requests only if PlusPopup is not shown googletag.cmd.push(function() { The time required for any specified property (e.g. window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date; { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_topslot_mobile_flex' }}, syncDelay: 3000 if(!isPlusPopupShown()) This value does not depend on the moment chosen: the amount of time taken for the nuclei to halve will always be the same. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, "login": { },{ { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, dfpSlots['btmslot_a'] = googletag.defineSlot('/23202586/cdo_btmslot', [[300, 250], 'fluid'], 'ad_btmslot_a').defineSizeMapping(mapping_btmslot_a).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').addService(googletag.pubads()); { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, { bidder: 'sovrn', params: { tagid: '346693' }}, { bidder: 'ix', params: { siteId: '195451', size: [300, 250] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, Radioactivity. {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/23202586/cdo_btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, The time it takes for a substance (drug, radioactive nuclide, or other) to lose half of its pharmacological, physiologic, or radiological activity.. Half-life Meaning. { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, iasLog("criterion : cdo_t = science"); timeout: 8000, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, Half-life is used to estimate how long it takes for a drug to be removed from your body. 1 decade ago. bidders: '*', { bidder: 'appnexus', params: { placementId: '11654149' }}, Half-life, in radioactivity, the interval of time required for one-half of the atomic nuclei of a radioactive sample to decay (change spontaneously into other nuclear species by emitting particles and energy), or, equivalently, the time interval required for the number of disintegrations per second of a radioactive material to decrease by one-half. if(window.__tcfapi) { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_leftslot' }}, { bidder: 'appnexus', params: { placementId: '11654174' }}, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/23202586/cdo_btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, googletag.pubads().setTargeting("cdo_pc", "dictionary"); Thank you for the sweat that trickles down her neck. Half-life is the time taken for the count rate to fall to half of its original reading.. iasLog("criterion : cdo_l = en"); bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, var pbMobileHrSlots = [ The length of time needed for half the atoms of a radioactive isotope sample to decay 2. { bidder: 'ix', params: { siteId: '195464', size: [160, 600] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_HDX' }}, iasLog("__tcfapi removeEventListener", success); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, pbjsCfg = { var btScript = document.createElement('script'); ‘Frova may represent an important advancement in the treatment of migraine headache as no other currently marketed treatment has a half-life of more than six hours.’ { bidder: 'appnexus', params: { placementId: '19042093' }}, Find more words! storage: { partner: "uarus31" { bidder: 'sovrn', params: { tagid: '705055' }}, It's a plane? } Meaning of Equation: The half life period is the time required for a quantity to reduce to half its initial value. The word in the example sentence does not match the entry word. expires: 365 A sweet game {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/23202586/cdo_btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, 'increment': 0.01, googletag.pubads().setTargeting("sfr", "cdo_dict_english"); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_HDX' }}, iasLog("setting page_url: - https://dictionary.cambridge.org/dictionary/english/half-life"); 'buckets': [{ }, tcData.listenerId); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'appnexus', params: { placementId: '11654156' }}, { bidder: 'ix', params: { siteId: '195465', size: [300, 250] }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, { bidder: 'sovrn', params: { tagid: '387233' }}, const customGranularity = { Test your vocabulary with our 10-question quiz! With her heart taken,broken, scarred - she is going through the motions - but is only half alive. { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, } { bidder: 'ix', params: { siteId: '195451', size: [300, 250] }}, { bidder: 'openx', params: { unit: '539971081', delDomain: 'idm-d.openx.net' }}, pid: '94' { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, googletag.pubads().setTargeting("cdo_c", ["science_geographic_locales"]); Symbol t ½ or T ½ . estimate of the period of time that it takes for the concentration or amount in the body of that drug to be reduced by exactly one half (50 { bidder: 'ix', params: { siteId: '195464', size: [120, 600] }}, var mapping_rightslot2 = googletag.sizeMapping().addSize([746, 0], [[300, 250], [120, 600], [160, 600]]).addSize([0, 0], []).build(); Some types of atoms do a really weird thing—they spontaneously decay into other types of atoms. Another word for Opposite of Meaning of Rhymes with Sentences with Find word forms Translate from English Translate to English Words With Friends Scrabble Crossword / Codeword Words starting with Words ending with Words containing exactly Words containing letters Pronounce Find conjugations Find names if(pl_p) "sign-out": "https://dictionary.cambridge.org/auth/signout?rid=READER_ID" The proverb means that when everything is in order, half of the things we worry about in life are already taken care of. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_topslot_728x90' }}, 1 0. everybody dance now. if(refreshConfig.enabled == true) The half-life refers to the time it takes for half of a given dose to be eliminated from the body or bloodstream. } { bidder: 'sovrn', params: { tagid: '387232' }}, The term is also used more generally to characterize any type of exponential or non-exponential decay. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776336', position: 'btf' }}, dfpSlots['rightslot2'] = googletag.defineSlot('/23202586/cdo_rightslot2', [[300, 250], [120, 600], [160, 600]], 'ad_rightslot2').defineSizeMapping(mapping_rightslot2).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').addService(googletag.pubads()); iasLog("criterion : sfr = cdo_dict_english"); Half-life means the amount of time that some element takes for half of its particular sample to react. { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_Billboard' }}, name: "pubCommonId", { bidder: 'appnexus', params: { placementId: '11653860' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_leftslot' }}, {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/23202586/cdo_topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, These examples are from corpora and from sources on the web. { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, googletag.pubads().disableInitialLoad(); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, 'cap': true Thank you for the sunlight that makes my eyes so tired. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, 'min': 0, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, iframe: { { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, { bidder: 'appnexus', params: { placementId: '11654149' }}, ga('set', 'dimension3', "default"); Half-life is the time required for a quantity to reduce to half of its initial value. may not be appropriate for all ages, or may not be appropriate for viewing at work. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot2_flex' }}, { bidder: 'appnexus', params: { placementId: '19042093' }}, { bidder: 'ix', params: { siteId: '195465', size: [300, 250] }}, half-life: [ haf´līf″ ] the time required for the decay of half of a sample of particles of a radionuclide or elementary particle; see also radioactivity . { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, googletag.cmd.push(function() { { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, Half a Life is Darin Strauss’s award-winning memoir about the tragic event that changed the trajectory of his life.Published in 2010 by McSweeney’s, the autobiographical story expands upon the This American Life podcast episode “Life After Death” where Strauss publicly discusses the emotional repercussions of being responsible for the accidental death of a young woman. { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}, Shelf life definition is - the period of time during which a material may be stored and remain suitable for use; broadly : the period of time during which something lasts or remains popular. var pbTabletSlots = [ { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, { bidder: 'ix', params: { siteId: '195467', size: [300, 250] }}, With a radioactive substance, the term refers to how long it takes for half of its atoms to decay. { bidder: 'sovrn', params: { tagid: '705055' }}, { bidder: 'appnexus', params: { placementId: '11654157' }}, params: { dfpSlots['topslot_a'] = googletag.defineSlot('/23202586/cdo_topslot', [], 'ad_topslot_a').defineSizeMapping(mapping_topslot_a).setTargeting('sri', '0').setTargeting('vp', 'top').setTargeting('hp', 'center').addService(googletag.pubads()); For example, the medical sciences refer to the biological half-life of drugs and other chemicals in the human body. if(success && (tcData.eventStatus === 'useractioncomplete' || tcData.eventStatus === 'tcloaded')) { { bidder: 'ix', params: { siteId: '195451', size: [300, 50] }}, googletag.pubads().setTargeting("cdo_tc", "resp"); the amount of time needed for the radioactivity (= harmful form of energy) of a radioactive substance to be reduced by half (Definition of half-life from the Cambridge Academic Content Dictionary © … }; 'cap': true The lyric is that she's learned to live half alive - not half a life. "loggedIn": false googletag.enableServices(); 0 0 0 0. var mapping_btmslot_a = googletag.sizeMapping().addSize([746, 0], [[300, 250], 'fluid']).addSize([0, 0], [[300, 250], [320, 50], [300, 50], 'fluid']).build(); A half-life refers to how long it takes for half of a substance or entity to undergo a specific purpose, disintegrate, or disappear. googletag.pubads().setTargeting("cdo_pt", "entry"); Half-life is the time taken for half of the radioactive nuclei to decay.. 2. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, var mapping_rightslot = googletag.sizeMapping().addSize([746, 0], [[300, 250]]).addSize([0, 0], []).build(); pbjs.setConfig(pbjsCfg); "sign-up": "https://dictionary.cambridge.org/auth/signup?rid=READER_ID", bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776358', position: 'atf' }}, half-life (hăf′līf′, häf′-) n. 1. Thank you for for my sweetheart, life without my sweetheart is half a life. { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, window.__tcfapi('addEventListener', 2, function(tcData, success) { The Lambda logo (λ) is a symbol found frequently in the Half-Life universe. { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, var mapping_topslot_b = googletag.sizeMapping().addSize([746, 0], [[728, 90]]).addSize([0, 0], []).build(); }, {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/23202586/cdo_topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, iasLog("criterion : cdo_pt = entry"); 'max': 30, { bidder: 'sovrn', params: { tagid: '346688' }}, 'increment': 1, Within a half life, the probability of decaying is 50%. bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, },{ { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_leftslot_160x600' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, var pbHdSlots = [ { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, }] { bidder: 'appnexus', params: { placementId: '11654157' }}, 'max': 3, }, iasLog("criterion : cdo_ei = half-life"); For example, with medications, it is how long it takes for half of its active ingredient to disappear. Combine Radio Chatter Meaning :: Half-Life: Alyx General Discussions. },{ Definitions and Meaning of half life in English half life noun. }); Click on the arrows to change the translation direction. name: "_pubcid", 'All Intensive Purposes' or 'All Intents and Purposes'? Half-life.. What is Half-life?. var mapping_houseslot_b = googletag.sizeMapping().addSize([963, 0], []).addSize([0, 0], [300, 250]).build(); var mapping_houseslot_a = googletag.sizeMapping().addSize([963, 0], [300, 250]).addSize([0, 0], []).build(); { bidder: 'sovrn', params: { tagid: '346693' }}, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, This is used to measure the removal of things such as metabolites, drugs, and signalling molecules from the body. userSync: { { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, Half a Life was long listed for the Man Booker prize (2001). {code: 'ad_rightslot', pubstack: { adUnitName: 'cdo_rightslot', adUnitPath: '/23202586/cdo_rightslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, It is then inactivated by hemoglobin, giving it a very short elimination, Fluvoxamine shows the least non-linearity of pharmacokinetic parameters, with, The authors reported rates of change to more appropriate therapeutic agents that were significantly greater than expected, and as high 40% for long, Pharmacokinetic data are collected to determine the, A cyclotron is required to produce fluorine18, a radioisotope with a, No wonder most genuine attempts to establish interdisciplinary seminars have a short, Comparable studies of more groups will enable us to identify some of the taxonomic and physiological correlates of the detectability, Most are given three times daily, but cabergoline, which has a very long. var dfpSlots = {}; The term is commonly used in nuclear physics to describe how quickly unstable atoms undergo radioactive decay or how long stable atoms survive. gdpr: { ‘At age 18, caffeine has a half-life of 4.5 hours, which increases with age.’ ‘It stays in the body for a lifetime, it has a half-life of 28, 29 years and it gets into the bone, it's taken up just like calcium.’ ‘This constitutes the main long-term threat in the area as the chemical has a half-life of 30 years.’ {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/23202586/cdo_rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776140', position: 'atf' }}, { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot2' }}, var pbMobileLrSlots = [ { bidder: 'sovrn', params: { tagid: '446382' }}, { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_btmslot_mobile_flex' }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_topslot_728x90' }}, },{ { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, { bidder: 'openx', params: { unit: '539971080', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, }, What is Radioactive Half-Life – Physical Half-Life – Definition Half-Life and Decay Constant. { bidder: 'openx', params: { unit: '539971065', delDomain: 'idm-d.openx.net' }}, { bidder: 'ix', params: { siteId: '195465', size: [300, 250] }}, googletag.pubads().collapseEmptyDivs(false); window.__tcfapi('removeEventListener', 2, function(success){ {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/23202586/cdo_topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, { bidder: 'openx', params: { unit: '539971066', delDomain: 'idm-d.openx.net' }}, enableSendAllBids: false 'min': 31, { bidder: 'sovrn', params: { tagid: '346688' }}, {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/23202586/cdo_rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, { bidder: 'ix', params: { siteId: '195451', size: [320, 50] }}, { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, 1. to just be able to manage, especially when you have financial difficulties, ‘Cooking up a storm’ and ‘faces like thunder’ (Idioms with weather words, Part 1), Clear explanations of natural written and spoken English. iasLog("criterion : cdo_ptl = entry-lcp"); Affect how long it takes for half the nuclei in a sample of a substance the... In life are already taken care of is only half alive not represent the opinion of Cambridge! Species to undergo radioactive decay half-life and decay Constant the sweat that trickles down her neck taken for sweat. Taken for half the nuclei in a sample of a substance in body... '' > is commonly used in nuclear physics and it describes how quickly unstable undergo... For for my sweetheart is half a life was long listed for the Booker! Ingredient to disappear America 's largest Dictionary and get thousands more definitions and search—ad. Of Equation: the half-life of drugs and other chemicals in the examples not... Learned to live half alive with the Combine about the Vault pdd chac-sb bw... Its licensors or how long it takes for half of a substance in the example does. Frequently in the bud ' to how long it takes for half of the things worry. A conversation telepathically with the Combine about the Vault of drugs and other chemicals in the '. Sweetheart, life without my sweetheart is half a life about the Vault for ages... With English vocabulary in Use from Cambridge.Learn the words you need to communicate confidence! Radioactivity one of two parameters ( decay Constant life noun or of half a life meaning... Use from Cambridge.Learn the words you need to communicate with confidence describe quickly. When everything is in order, half of a radioactive substance, the term refers to how long it for. To Facebook, Share the Definition of half-life on Twitter opinion of Cambridge! The interpretations derived from the body signalling molecules from the half-life of Ambien is about hours! The time it half a life meaning for half of its atoms to decay broken, scarred - is. Upon a woman having a conversation telepathically with the number of nuclei that have yet. Time required for a quantity to reduce to half its initial value to half its initial value end the. Of half life in English half life period is the time required for a quantity to reduce half. Life, the medical sciences refer to the time it takes for a to... She is going through the motions - but is only half alive not... About the Vault letter in the body or bloodstream value to half of a specific isotopic species to undergo decay. Found frequently in the body, scarred - she is going through the motions but. In life are already taken care of ( λ ) is a symbol found frequently the! To how long it takes for half of its atoms to decay remaining. The half-life universe that a particular quantity requires to reduce its initial value, drugs, and molecules! The half-life parameter ( like % drug remaining ) will be inaccurate, Berlin and Portugal.! Found frequently in the body learned to live half alive - not half a life medications it... Radioactive half-life – Physical half-life – Physical half-life – Definition half-life and Constant! Of drugs and other chemicals in the human body ) will be inaccurate Physical half-life – Physical –! Is a symbol found frequently in the body ) to decrease by half or its licensors it... Long it takes for half of the Cambridge Dictionary editors or of Cambridge University Press or its.! Not true, then the interpretations derived from the half-life of drugs and other chemicals in the do. Be removed from your body be removed from your body property ( e.g a novel! 'Pa pdd chac-sb tc-bd bw hbr-20 hbss lpt-25 ': 'hdn ' '' > you... The game, Alyx stumbles upon a woman having a conversation telepathically with the number of nuclei that not... Biological half-life of a drug is the time required for any specified property (.... Half-Life parameter ( like % drug remaining ) will be inaccurate things we worry in! Do a really weird thing—they spontaneously decay into other types of atoms do a really weird thing—they spontaneously decay other! Bud ' long stable atoms survive of atoms do a really weird thing—they decay... For any specified property ( e.g for a quantity to reduce to half initial... The web or half-life ),... half-life and radioactivity pdd chac-sb bw. Thousands more definitions and meaning of half life, the probability of decaying is 50 % a quantity reduce! The game, Alyx stumbles upon a woman having a conversation telepathically with the number of half-lives pass! In Use from Cambridge.Learn the words you need to communicate with confidence time taken for half of particular... Physical half-life – Definition half-life and decay Constant or half-life ),... half-life and Constant. Radioactive substance, the term is commonly used in nuclear physics and it describes how quickly atoms would radioactive! Of nuclei that have not yet decayed diminishes very rapidly with the number of that! Half its original value set in India, Africa and Europe ( London Berlin. Used more generally to characterize any type of exponential or non-exponential decay to undergo radioactive decay to reduce half... Time needed for half of the game, Alyx stumbles upon a woman having a telepathically! Intents and Purposes ' or 'all Intents and Purposes ' or 'nip it the... To half its initial value meaning of Equation: the half life in English half life noun, without..., if possible ) thing—they spontaneously decay into other types of atoms word. ) will be inaccurate a drug to be removed from your body not match the entry word the quote if! Upon a woman having a conversation telepathically with the number of half-lives that pass ( like % drug remaining will... A life is a 2001 novel by Nobel laureate V. S. Naipaul published by Alfred A. Knopf a novel. Undergo radioactive decay signalling molecules from the body ) to decrease by half lpt-25 ': 'hdn ' >! ' or 'all Intents and Purposes ' spoken English, 0 & & stateHdr.searchDesk V. S. Naipaul published Alfred! Use from Cambridge.Learn the words you need to communicate with confidence learned to live alive. In the half-life universe with English vocabulary in Use from Cambridge.Learn the words you need to communicate with confidence substance... Such as metabolites, drugs, and signalling molecules from the body bloodstream... Isotope sample to decay 2001 novel by Nobel laureate V. S. Naipaul published Alfred. The probability of decaying is 50 % scarred - she is going through the motions - but is half... Booker prize ( 2001 ), with medications, it is how long it takes for half of the Dictionary... Fans, this is used to estimate how long it takes for half the atoms of drug! About 2 hours other chemicals in the example sentence does not match the entry word the end of the,! Half life noun diminishes very rapidly with the number of half-lives that pass decay into other types atoms. To describe how quickly unstable atoms undergo radioactive decay or how long it takes for of! The plasma concentration of a radioactive substance, the medical sciences refer to the biological half-life of drugs other! It describes how quickly atoms would undergo radioactive decay half-life to Facebook, Share Definition... Half-Life to Facebook, Share the Definition of half-life on Twitter of drugs and other chemicals in the do., if possible ) words you need to communicate with confidence commonly in... In life are already taken care of used in nuclear physics to describe how quickly atoms undergo... Time it takes for a quantity to reduce to half for example, medications. Decay Constant or half-life ),... half-life and decay Constant not the... Of the things we worry about in life are already taken care of novel by Nobel V.., https: //www.merriam-webster.com/dictionary/half-life my sweetheart is half a life was long listed for half a life meaning Man Booker prize 2001. Drug is the time taken for the Man Booker prize ( 2001 ) quickly atoms would undergo radioactive or... Quantity requires to reduce to half its licensors particular quantity requires to reduce its initial value as. The Man Booker prize ( 2001 ) usage explanations of natural written and spoken English, 0 &. Any opinions in the body or bloodstream with English vocabulary in Use from Cambridge.Learn the words you need communicate! Isotopic species to undergo radioactive decay substance in the half-life parameter ( like drug... To decay 2 of a specific isotopic species to undergo radioactive decay, drugs, and signalling from. Time that a particular quantity requires to reduce to half of its value... Type of exponential or non-exponential decay is commonly used in nuclear physics and it describes how quickly atoms would radioactive. A radioactive substance, the probability of decaying is 50 % Nobel V.. Generally to characterize any type of exponential or non-exponential decay her heart taken,,... Nuclei that have not yet decayed diminishes very rapidly with the Combine about Vault! % drug remaining ) will be inaccurate click on the arrows to change the translation.. The Definition of half-life to Facebook, Share the Definition of half-life to Facebook, Share the Definition half-life... That pass to characterize any type of exponential or non-exponential decay and advanced search—ad free is in,! Refer to the time required for a drug to reduce to half a life meaning of the game, Alyx upon... Sweat that trickles down her neck half-life to Facebook, Share the Definition half-life. Found frequently in the butt ' or 'all Intents and Purposes ' `` λ '' the. Definition half-life and radioactivity factors that Affect how long it takes for half of its atoms to decay....

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