FREE RADICAL

Meaning of FREE RADICAL in English

noun Date: 1900 an especially reactive atom or group of atoms that has one or more unpaired electrons

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

FREE RADICAL — or radical electron . Most molecules contain even numbers of electrons, and their covalent bond s normally consist of shared …
Английский словарь Британика
FREE RADICAL — noun : an atom or a group of atoms [as triphenylmethyl (C 6 H 5 ) 3 C. or hydroxyl …
Webster's New International English Dictionary
FREE RADICAL — Chem., Biochem. an atom or molecule that bears an unpaired electron and is extremely reactive, capable of engaging in rapid …
Random House Webster's Unabridged English Dictionary
FREE RADICAL — Date: 1900 : an especially reactive atom or group of atoms that has one or more unpaired electrons ; especially …
Merriam-Webster's Collegiate English vocabulary
FREE RADICAL — Function: noun Date: 1900 : an especially reactive atom or group of atoms that has one or more unpaired electrons …
Merriam Webster Collegiate English Dictionary
FREE RADICAL — ■ noun Chemistry an uncharged molecule (typically highly reactive) having an unpaired valency electron.
Concise Oxford English vocab
FREE RADICAL — [free radical] n (1900): an esp. reactive atom or group of atoms that has one or more unpaired electrons
Merriam-Webster English vocab
FREE RADICAL — noun ( chemistry ) an atom or group of atoms that has an electron that is not part of a …
Oxford Advanced Learner's English Dictionary
FREE RADICAL — ˌfree ˈradical BrE AmE noun [countable] technical an atom or group of atoms with at least one free ↑ electron …
Longman Dictionary of Contemporary English
FREE RADICAL — ( free radicals) Free radicals are atoms that contain one or more unpaired electrons. Free radicals are believed to be …
Collins COBUILD Advanced Learner's English Dictionary
FREE RADICAL — (~s) Free radicals are atoms that contain one or more unpaired electrons. Free radicals are believed to be a cause …
Collins COBUILD - Толковый словарь английского языка для изучающих язык
FREE RADICAL — noun EXAMPLES FROM CORPUS ▪ As a result, new classes of free radical are particularly interesting to chemists.
Longman DOCE5 Extras English vocabulary
FREE RADICAL — or radical Molecule containing at least one unpaired electron . Most molecules contain even numbers of electrons, and their covalent …
Britannica Concise Encyclopedia
FREE RADICAL — A highly reactive chemical that often contains oxygen and is produced when molecules are split to give products that have …
NCI English Dictionary of Cancer Terms
FREE RADICAL — a molecule that contains at least one unpaired electron. Free radicals (reactive oxygen species) are a byproduct of normal metabolism. …
AIDS English Glossary
FREE RADICAL — noun (Health and Fitness) An atom or group of atoms in which there is one or more unpaired electrons; an …
Английский разговорный словарь - Новые слова
FREE RADICAL — A free radical is a molecule with an odd number of electrons. Free radicals do not have a completed octet …
General Chemistry English Glossary
FREE RADICAL — свободный радикал
Большой Англо-Русский словарь
FREE RADICAL — свободный радикал
Большой Англо-Русский политехнический словарь
FREE RADICAL — свободный радикал
Большой Англо-Русский политехнический словарь - РУССО
FREE RADICAL — хим. свободный радикал
Англо-Русский физический словарь
FREE RADICAL — свободный радикал
Новый Англо-Русский словарь по биологии
FREE RADICAL — свободный радикал
Новый Англо-Русский биологический словарь
FREE RADICAL — свободный радикал
Новый большой Англо-Русский словарь
RADICAL — adj radical (1. proceeding from the root; 2. reaching or affecting the root; 3. [Pol., Math., etc.]) n radical (1. …
Interlingua English vocab
RADICAL — I In politics, one who desires extreme change of part or all of the social order. The term (which derives …
Английский словарь Британика
FREE — [c mediumvioletred] (as used in expressions) free market economy North American Free Trade Agreement Free Territory of Trieste European Free …
Английский словарь Британика
RADICAL — I. ˈradə̇kəl, -dēk- adjective Etymology: Middle English, from Late Latin radicalis, from Latin radic-, radix root + -alis -al — …
Webster's New International English Dictionary
FREE — I. ˈfrē adjective ( fre·er ˈfrēə(r), ˈfri(ə)r, -iə ; fre·est ˈfrēə̇st) Etymology: Middle English fre, free, from Old English frēo; …
Webster's New International English Dictionary
RADICAL — (a.) Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below.
Английский словарь Webster
RADICAL — (a.) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate …
Английский словарь Webster
RADICAL — ( n. ) A radical quantity. See under Radical, a.
Webster's Revised Unabridged English Dictionary
RADICAL — ( a. ) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to …
Webster's Revised Unabridged English Dictionary
RADICAL — — radicalness , n. /rad"i keuhl/ , adj. 1. of or going to the root or origin; fundamental: a radical …
Random House Webster's Unabridged English Dictionary
FREE — — freeness , n. /free/ , adj., freer, freest , adv., v., freed, freeing . adj. 1. enjoying personal rights …
Random House Webster's Unabridged English Dictionary
RADICAL — I. ˈra-di-kəl adjective Etymology: Middle English, from Late Latin radicalis, from Latin radic-, radix root — more at root Date: …
Merriam-Webster's Collegiate English vocabulary
FREE — I. ˈfrē adjective ( fre·er ; fre·est ) Etymology: Middle English, from Old English frēo; akin to Old High German …
Merriam-Webster's Collegiate English vocabulary
RADICAL — adj a radical vessel. ·see under radical, ·adj. 2. radical ·noun a radical quantity. ·see under radical, ·adj. 3. radical …
Webster English vocab
FREE — adv freely; willingly. 2. free ·adj to frank. 3. free ·adv without charge; as, children admitted free. 4. free ·superl …
Webster English vocab
RADICAL — [rad.i.cal] adj [ME, fr. LL radicalis, fr. L radic-, radix root--more at root] (14c) 1: of, relating to, or proceeding …
Merriam-Webster English vocab
RADICAL — in politics, one who desires extreme change of part or all of the social order. The word was first used …
Britannica English vocabulary
FREE — free BrE AmE friː ▷ freed friːd ▷ freeing ˈfriː ɪŋ ▷ freely ˈfriː li ▷ freer ˈfri ː ‿ə …
Longman Pronunciation English Dictionary
RADICAL — / ˈrædɪkl; NAmE / adjective , noun ■ adjective [ usually before noun ] 1. concerning the most basic and …
Oxford Advanced Learner's English Dictionary
FREE — / friː; NAmE / adjective , verb , adverb ■ adjective ( freer / ˈfriːə(r); NAmE / freest / ˈfriːɪst; …
Oxford Advanced Learner's English Dictionary
RADICAL — I. rad ‧ i ‧ cal 1 W3 AC /ˈrædɪk ə l/ BrE AmE adjective [ Word Family: noun : …
Longman Dictionary of Contemporary English
FREE — I. free 1 S1 W1 /friː/ BrE AmE adjective [ Word Family: noun : ↑ freebie , ↑ freedom ; …
Longman Dictionary of Contemporary English
RADICAL — adj. & n. --adj. 1 of the root or roots; fundamental (a radical error). 2 far-reaching; thorough; going to the …
Английский основной разговорный словарь
FREE — adj., adv., & v. --adj. (freer; freest) 1 not in bondage to or under the control of another; having personal …
Английский основной разговорный словарь
RADICAL — adj. & n. adj. 1 of the root or roots; fundamental (a radical error). 2 far-reaching; thorough; going to the …
Concise Oxford English Dictionary
FREE — adj., adv., & v. adj. (freer; freest) 1 not in bondage to or under the control of another; having personal …
Concise Oxford English Dictionary
RADICAL — adj. & n. --adj. 1. of the root or roots; fundamental (a radical error). 2 far-reaching; thorough; going to the …
Oxford English vocab
FREE — adj., adv., & v. --adj. (freer; freest) 1. not in bondage to or under the control of another; having personal …
Oxford English vocab
RADICAL — ( radicals) Frequency: The word is one of the 1500 most common words in English. 1. Radical changes and differences …
Collins COBUILD Advanced Learner's English Dictionary
FREE — ( freer, freest, frees, freeing, freed) Frequency: The word is one of the 700 most common words in English. 1. …
Collins COBUILD Advanced Learner's English Dictionary
RADICAL — I. adjective COLLOCATIONS FROM OTHER ENTRIES dramatic/drastic/radical (= very big, especially in way that is surprising ) ▪ The Industrial …
Longman DOCE5 Extras English vocabulary
FREE — I. adjective COLLOCATIONS FROM OTHER ENTRIES (a) free choice ▪ Students have an entirely free choice of what to study …
Longman DOCE5 Extras English vocabulary
RADICAL — n. free radical Radical Republican Radical Socialist Party
Britannica Concise Encyclopedia
FREE — adj. free enterprise system free market economy North American Free Trade Agreement Free Territory of Trieste European Free Trade Association …
Britannica Concise Encyclopedia
RADICAL — Synonyms and related words : Bolshevik, Bolshevist, Fabian, Gospel side, IC analysis, Jacobin, Kekule formula, Wobbly, ab ovo, aboriginal, absolute, …
Moby Thesaurus English vocabulary
FREE
Longman Activator English vocab
RADICAL — n. 25B6; adjective radical reform : THOROUGHGOING, thorough, complete, total, comprehensive, exhaustive, sweeping, far-reaching, wide-ranging, extensive, profound, major, stringent, rigorous. …
Concise Oxford Thesaurus English vocabulary
RADICAL — adj. 1 basic, fundamental, elementary, inherent, constitutional, elemental, essential, cardinal, principal, primary, deep, deep-seated, profound, underlying, organic, natural, rudimentary There …
Oxford Thesaurus English vocab
FREE — adj. 1 at liberty, unfettered, unchained, unshackled, unconfined, untrammelled, unencumbered, unrestrained, unrestricted, unconstrained, uncontrolled, free-born, independent, self-governing, self-governed, self-ruling, autonomous, …
Oxford Thesaurus English vocab
-FREE — combining form (Environment) (Health and Fitness) (Lifestyle and Leisure) As the second element in a hyphenated adjective: not containing or …
Английский разговорный словарь - Новые слова

Толковый словарь английского языка - Merriam Webster

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