POSITRON-EMISSION TOMOGRAPHY

Meaning of POSITRON-EMISSION TOMOGRAPHY in English

noun Date: 1976 tomography in which a cross-sectional image of regional metabolism is obtained by a usually color-coded representation of the distribution of gamma radiation given off in the collision of electrons in cells with positrons emitted by radionuclides incorporated into metabolic substances that have been administered (as by injection)

Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012

POSITRON-EMISSION TOMOGRAPHY — ¦ ̷ ̷ ̷ ̷ ˌ ̷ ̷ ̷ ̷ ¦ ̷ ̷ ̷ ̷ - noun : tomography in which an in vivo, noninvasive, cross-sectional image of regional …
Webster's New International English Dictionary
POSITRON EMISSION TOMOGRAPHY — the process of producing a PET scan. Cf. PET scanner .
Random House Webster's Unabridged English Dictionary
POSITRON EMISSION TOMOGRAPHY — technique for creating detailed images of bodily tissues by injecting positron-laden material into the body and recording the gamma rays …
Толковый словарь английского языка - Редакция bed
POSITRON-EMISSION TOMOGRAPHY — Date: 1976 : tomography in which a cross-sectional image of regional metabolism is obtained by a usually color-coded representation of …
Merriam-Webster's Collegiate English vocabulary
POSITRON-EMISSION TOMOGRAPHY — Function: noun Date: 1976 : tomography in which a cross-sectional image of regional metabolism is obtained by a usually color-coded …
Merriam Webster Collegiate English Dictionary
POSITRON-EMISSION TOMOGRAPHY — [positron-emission tomography] n (1979): tomography in which a cross-sectional image of regional metabolism is obtained by a usu. color-coded cathode-ray …
Merriam-Webster English vocab
POSITRON EMISSION TOMOGRAPHY — (PET) imaging technique used in diagnosis and biomedical research. It has proved particularly useful for studying brain and heart functions …
Britannica English vocabulary
POSITRON EMISSION TOMOGRAPHY — Imaging technique used in diagnosis and biomedical research. A chemical compound labeled with a radioactive isotope (see radioactivity ) that …
Britannica Concise Encyclopedia
POSITRON EMISSION TOMOGRAPHY — Позитронно-эмиссионная томография
Американский Англо-Русский словарь
POSITRON EMISSION TOMOGRAPHY — позитрон-эмиссионная томография
Новый Англо-Русский медицинский словарь
POSITRON-EMISSION TOMOGRAPHY — - emission tomography
Англо-Русский словарь по телекоммуникациям
POSITRON — n [Atomic Phys.] positron, positon
Interlingua English vocab
EMISSION — n emission; also: [Com.] issuing, issue; banca de emission bank of issue
Interlingua English vocab
TOMOGRAPHY — noun see: tome Date: 1935 a method of producing a three-dimensional image of the internal structures of a solid object …
Толковый словарь английского языка - Merriam Webster
POSITRON — noun Etymology: positive + -tron (as in electron) Date: 1933 a positively charged particle having the same mass and magnitude …
Толковый словарь английского языка - Merriam Webster
TOMOGRAPHY — I Radiological technique for obtaining clear X-ray images of internal structures by focusing on a specific plane within the body …
Английский словарь Британика
POSITRON — mass as an electron but with an electric charge of +1 (an electron has a charge of -1). It constitutes …
Английский словарь Британика
TOMOGRAPHY — təˈmägrəfē noun ( -es ) Etymology: International Scientific Vocabulary tomo- (from Greek tomos slice, section) + -graphy; probably originally formed …
Webster's New International English Dictionary
POSITRON — ˈpäzə.ˌträn noun ( -s ) Etymology: blend from positive electron : a positively charged particle having the same mass and …
Webster's New International English Dictionary
EMISSION — ēˈmishən, ə̇ˈ- noun ( -s ) Etymology: Latin emission-, emissio, from emissus + -ion-, -io -ion 1. obsolete : an …
Webster's New International English Dictionary
EMISSION — (n.) That which is sent out, issued, or put in circulation at one time; issue; as, the emission was mostly …
Английский словарь Webster
EMISSION — (n.) The act of sending or throwing out; the act of sending forth or putting into circulation; issue; as, the …
Английский словарь Webster
EMISSION — ( n. ) The act of sending or throwing out; the act of sending forth or putting into circulation; issue; …
Webster's Revised Unabridged English Dictionary
EMISSION — ( n. ) That which is sent out, issued, or put in circulation at one time; issue; as, the emission …
Webster's Revised Unabridged English Dictionary
POSITRON — /poz"i tron'/ , n. Physics. an elementary particle having the same mass and spin as an electron but having a …
Random House Webster's Unabridged English Dictionary
EMISSION
Random House Webster's Unabridged English Dictionary
TOMOGRAPHY — n. X-ray photography using a tomograph
Толковый словарь английского языка - Редакция bed
POSITRON — n. antiparticle of an electron, elementary particle equal in mass to the electron but with a positive electrical charge (Physics)
Толковый словарь английского языка - Редакция bed
TOMOGRAPHY — noun Etymology: Greek tomos section + International Scientific Vocabulary -graphy — more at tome Date: 1935 : a method of …
Merriam-Webster's Collegiate English vocabulary
POSITRON — noun Etymology: posi tive + -tron (as in electron ) Date: 1933 : a positively charged particle having the same …
Merriam-Webster's Collegiate English vocabulary
EMISSION — noun that which is sent out, issued, or put in circulation at one time; issue; as, the emission was mostly …
Webster English vocab
TOMOGRAPHY — [ tə'mɒgrəfi ] ■ noun a technique for displaying a cross section through a human body or other solid object …
Concise Oxford English vocab
POSITRON — [ 'pɒzɪtrɒn ] ■ noun Physics a subatomic particle with the same mass as an electron and a numerically equal …
Concise Oxford English vocab
TOMOGRAPHY — [to.mog.ra.phy] n [Gk tomos section + ISV -graphy--more at tome] (1935): a method of producing a three-dimensional image of the …
Merriam-Webster English vocab
POSITRON — [pos.i.tron] n [positive + -tron (as in electron)] (1933): a positively charged particle having the same mass and magnitude of …
Merriam-Webster English vocab
TOMOGRAPHY — radiologic technique for obtaining clear X-ray images of deep internal structures by focusing on a specific plane within the body. …
Britannica English vocabulary
POSITRON — also called positive electron, any positively charged subatomic particle having the same mass and magnitude of charge as the electron …
Britannica English vocabulary
TOMOGRAPHY — tomography BrE AmE tə ʊ ˈmɒɡ rəf i AmE \ toʊ ˈmɑːɡ-
Longman Pronunciation English Dictionary
POSITRON — positron BrE AmE ˈpɒz ɪ trɒn -ə- AmE \ ˈpɑːz ə trɑːn ▷ positron|s z
Longman Pronunciation English Dictionary
EMISSION — emission BrE AmE i ˈmɪʃ ə n ə- ▷ emission|s z
Longman Pronunciation English Dictionary
TOMOGRAPHY — / təˈmɒgrəfi; NAmE -ˈmɑːg-/ noun [ U ] a way of producing an image of the inside of the human …
Oxford Advanced Learner's English Dictionary
POSITRON — / ˈpɒzɪtrɒn; NAmE ˈpɑːzɪtrɑːn/ noun ( physics ) a particle in an atom which has the same mass as an …
Oxford Advanced Learner's English Dictionary
EMISSION — / iˈmɪʃn; NAmE / noun 1. [ U ] ( formal ) the production or sending out of light, heat, …
Oxford Advanced Learner's English Dictionary
POSITRON — pos ‧ i ‧ tron /ˈpɒzətrɒn, ˈpɒzɪtrɒn $ ˈpɑːzətrɑːn/ BrE AmE noun [countable] technical [ Date: 1900-2000 ; Origin: positive …
Longman Dictionary of Contemporary English
TOMOGRAPHY — n. a method of radiography displaying details in a selected plane within the body. [Gk tome a cutting + -GRAPHY]
Английский основной разговорный словарь
POSITRON — n. Physics an elementary particle with a positive charge equal to the negative charge of an electron and having the …
Английский основной разговорный словарь
TOMOGRAPHY — n. a method of radiography displaying details in a selected plane within the body. [ Gk tome a cutting + …
Concise Oxford English Dictionary
POSITRON — n. Physics an elementary particle with a positive charge equal to the negative charge of an electron and having the …
Concise Oxford English Dictionary
TOMOGRAPHY — n. a method of radiography displaying details in a selected plane within the body. Etymology: Gk tome a cutting + …
Oxford English vocab
POSITRON — n. Physics an elementary particle with a positive charge equal to the negative charge of an electron and having the …
Oxford English vocab
EMISSION — ( emissions) An emission of something such as gas or radiation is the release of it into the atmosphere. ( …
Collins COBUILD Advanced Learner's English Dictionary
POSITRON — noun EXAMPLES FROM CORPUS ▪ The Dark Era begins when space is dominated by tiny particles such as photons, electrons …
Longman DOCE5 Extras English vocabulary
EMISSION — noun COLLOCATIONS FROM OTHER ENTRIES emission credit emissions trading COLLOCATIONS FROM CORPUS ■ ADJECTIVE annual ▪ Transportation sources contributed only …
Longman DOCE5 Extras English vocabulary
POSITRON — [noun] [C] [specialized] - an extremely small piece of matter with a positive electrical charge, having the same mass as …
Cambridge English vocab
EMISSION — [noun]The Green Party conference has called for a substantial reduction in the emission of greenhouse gases by the UK. [U]The …
Cambridge English vocab
TOMOGRAPHY — n. computed axial tomography computed tomography positron emission tomography
Britannica Concise Encyclopedia
TOMOGRAPHY — n. Radiological technique for obtaining clear X-ray images of internal structures by focusing on a specific plane within the body …
Britannica Concise Encyclopedia
POSITRON — n. Subatomic particle having the same mass as an electron but with an electric charge of +1 (an electron has …
Britannica Concise Encyclopedia
EMISSION — noun ADJECTIVE ▪ harmful , noxious , toxic ▪ gaseous ▪ automobile ( esp. AmE ), exhaust , tailpipe ( …
Oxford Collocations English Dictionary
EMISSION — release of pollutants into the air from a source. We say sources emit pollutants. Continuous emission monitoring systems (CEMS) are …
Environmental Engineering English vocabulary
POSITRON — portions sorption
Anagrams English vocabulary
EMISSION — 1. Electromagnetic energy propagated from a source by radiation or conduction. ( 188 ) Note: The emission may be either …
Telecommunication Standard Terms English vocab
TOMOGRAPHY — A series of detailed pictures of areas inside the body; the pictures are created by a computer linked to an …
NCI English Dictionary of Cancer Terms
POSITRON — Particle equal in mass but opposite in charge to the electron. A positive electron.
NRC Nuclear Energy English Glossary

Толковый словарь английского языка - Merriam Webster

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