QUATERNARY AMMONIUM COMPOUND

Meaning of QUATERNARY AMMONIUM COMPOUND in English

Function: noun

Date: circa 1934

: any of numerous strong bases and their salts derived from ammonium by replacement of the hydrogen atoms with organic radicals and important especially as surface-active agents, disinfectants, and drugs

Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012

QUATERNARY AMMONIUM COMPOUND — noun Date: circa 1934 any of numerous strong bases and their salts derived from ammonium by replacement of the hydrogen …
Толковый словарь английского языка - Merriam Webster
QUATERNARY AMMONIUM COMPOUND — noun also quaternary ( -es ) : any of a large class of strong bases and their salts that may …
Webster's New International English Dictionary
QUATERNARY AMMONIUM COMPOUND — Chem. any of a class of salts derived from ammonium in which the nitrogen atom is attached to four organic …
Random House Webster's Unabridged English Dictionary
QUATERNARY AMMONIUM COMPOUND — Date: circa 1934 : any of numerous strong bases and their salts derived from ammonium by replacement of the hydrogen …
Merriam-Webster's Collegiate English vocabulary
QUATERNARY AMMONIUM COMPOUND — [quaternary ammonium compound] n (ca. 1934): any of numerous strong bases and their salts derived from ammonium by replacement of …
Merriam-Webster English vocab
AMMONIUM — (-ónium) n ammonium
Interlingua English vocab
QUATERNARY — quaternari
English interlingue dictionary
QUATERNARY — I. adjective Etymology: Latin quaternarius, from quaterni four each Date: 1605 1. of, relating to, or consisting of four units …
Толковый словарь английского языка - Merriam Webster
AMMONIUM — geographical name see: Siwa
Толковый словарь английского языка - Merriam Webster
COMPOUND — I Any substance composed of identical atoms of two or more elements . Millions are known, each unique, with unique …
Английский словарь Британика
QUATERNARY — I. ˈkwäd.ərˌnerē, kwäˈtərnərē noun ( -es ) Etymology: Middle English, from Latin quaternarius, adjective, consisting of four each, from quaterni …
Webster's New International English Dictionary
COMPOUND — I. (ˈ)käm|pau̇nd, kəmˈp- verb ( -ed/-ing/-s ) Etymology: alteration of Middle English compounen, from Middle French compon-, stem of compondre …
Webster's New International English Dictionary
AMMONIUM — əˈmōnēəm, -nyəm noun ( -s ) Etymology: New Latin, from ammonia + -ium : an ion NH 4 + or …
Webster's New International English Dictionary
QUATERNARY — (n.) The Quaternary age, era, or formation. See the Chart of Geology.
Английский словарь Webster
QUATERNARY — (n.) The number four.
Английский словарь Webster
QUATERNARY — (a.) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man.
Английский словарь Webster
QUATERNARY — (a.) Consisting of four; by fours, or in sets of four.
Английский словарь Webster
AMMONIUM — (n.) A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals.
Английский словарь Webster
QUATERNARY — ( n. ) The Quaternary age, era, or formation. See the Chart of Geology.
Webster's Revised Unabridged English Dictionary
QUATERNARY — ( n. ) The number four.
Webster's Revised Unabridged English Dictionary
QUATERNARY — ( a. ) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man.
Webster's Revised Unabridged English Dictionary
QUATERNARY — ( a. ) Consisting of four; by fours, or in sets of four.
Webster's Revised Unabridged English Dictionary
AMMONIUM — ( n. ) A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals.
Webster's Revised Unabridged English Dictionary
QUATERNARY — /kwot"euhr ner'ee, kweuh terr"neuh ree/ , adj., n., pl. quaternaries . adj. 1. consisting of four. 2. arranged in fours. …
Random House Webster's Unabridged English Dictionary
COMPOUND — compound 1 — compoundable , adj. — compoundedness , n. — compounder , n. adj. /kom"pownd, kom pownd"/ ; n. …
Random House Webster's Unabridged English Dictionary
AMMONIUM — /euh moh"nee euhm/ , n. Chem. the univalent ion, NH 4 + , or group, NH 4 , which plays …
Random House Webster's Unabridged English Dictionary
AMMONIUM — n. univalent chemical ion (Chemistry)
Толковый словарь английского языка - Редакция bed
QUATERNARY — I. ˈkwä-tə(r)-ˌner-ē, kwə-ˈtər-nə-rē adjective Etymology: Latin quaternarius, from quaterni four each Date: 1605 1. a. : of, relating to, or …
Merriam-Webster's Collegiate English vocabulary
COMPOUND — I. käm-ˈpau̇nd, kəm-ˈ, ˈkäm-ˌ verb Etymology: Middle English compounen, from Anglo-French * cumpundre, from Latin componere, from com- + ponere …
Merriam-Webster's Collegiate English vocabulary
AMMONIUM — — see Siwa
Merriam-Webster's Collegiate English vocabulary
AMMONIUM — noun Etymology: New Latin, from ammonia Date: 1808 : an ion NH 4 + derived from ammonia by combination with …
Merriam-Webster's Collegiate English vocabulary
QUATERNARY — noun the number four. 2. quaternary ·adj consisting of four; by fours, or in sets of four. 3. quaternary ·noun …
Webster English vocab
COMPOUND — noun in the east indies, an inclosure containing a house, outbuildings, ·etc. 2. compound ·vt to compose; to constitute. 3. …
Webster English vocab
AMMONIUM — noun a compound radical, nh4, having the chemical relations of a strongly basic element like the alkali metals.
Webster English vocab
QUATERNARY — [ kwə'tə:n(ə)ri ] ■ adjective 1》 fourth in order or rank. 2》 ( Quaternary ) Geology relating to or denoting …
Concise Oxford English vocab
AMMONIUM — [ ə'məʊnɪəm ] ■ noun [as modifier ] Chemistry of or denoting the cation NH 4 + , present in …
Concise Oxford English vocab
QUATERNARY — [qua.ter.na.ry] adj [L quaternarius, fr. quaterni four each] (1605) 1 a: of, relating to, or consisting of four units or …
Merriam-Webster English vocab
AMMONIUM — [am.mo.ni.um] n [NL, fr. ammonia] (1808): an ion derived from ammonia by combination with a hydrogen ion and known in …
Merriam-Webster English vocab
COMPOUND — I compound verb BrE AmE kəm ˈpaʊnd ( ˌ ) kɒm-, ˈ•• ▷ compound|ed ɪd əd ▷ compound|ing ɪŋ ▷ …
Longman Pronunciation English Dictionary
AMMONIUM — ammonium BrE AmE ə ˈməʊn i‿əm AmE \ ə ˈmoʊn-
Longman Pronunciation English Dictionary
AMMONIUM — / əˈməʊniəm; NAmE əˈmoʊ-/ noun [ U ] ( chemistry ) a salt made from ammonia containing nitrogen and hydrogen …
Oxford Advanced Learner's English Dictionary
COMPOUND — I. com ‧ pound 1 AC /ˈkɒmpaʊnd $ ˈkɑːm-/ BrE AmE noun [countable] [ Sense 1-2,4: Date: 1500-1600 ; Origin: …
Longman Dictionary of Contemporary English
QUATERNARY — adj. & n. --adj. 1 having four parts. 2 (Quaternary) Geol. of or relating to the most recent period in …
Английский основной разговорный словарь
COMPOUND — n., adj., & v. --n. 1 a mixture of two or more things, qualities, etc. 2 (also compound word) a …
Английский основной разговорный словарь
AMMONIUM — n. the univalent ion NH[4][+], formed from ammonia. [mod.L (as AMMONIA)]
Английский основной разговорный словарь
QUATERNARY — adj. & n. adj. 1 having four parts. 2 (Quaternary) Geol. of or relating to the most recent period in …
Concise Oxford English Dictionary
COMPOUND — n., adj., & v. n. 1 a mixture of two or more things, qualities, etc. 2 (also compound word) a …
Concise Oxford English Dictionary
AMMONIUM — n. the univalent ion NH [ 4 ] [ + ] , formed from ammonia. [ mod.L (as AMMONIA) ]
Concise Oxford English Dictionary
QUATERNARY — adj. & n. --adj. 1. having four parts. 2 (Quaternary) Geol. of or relating to the most recent period in …
Oxford English vocab
COMPOUND — 1. n., adj., & v. --n. 1. a mixture of two or more things, qualities, etc. 2 (also compound word) …
Oxford English vocab
AMMONIUM — n. the univalent ion NH4+, formed from ammonia. Etymology: mod.L (as AMMONIA)
Oxford English vocab
COMPOUND — The noun is pronounced /kɒmpaʊnd/. The verb is pronounced /kəmpaʊnd/. ( compounded) 1. A compound is an enclosed area of …
Collins COBUILD Advanced Learner's English Dictionary
COMPOUND — I. noun COLLOCATIONS FROM OTHER ENTRIES compound an error (= make it worse ) ▪ He refused to listen to …
Longman DOCE5 Extras English vocabulary
AMMONIUM — [noun] [U] [specialized]ammonium chlorideammonium nitrateAmmonium sulphate is a white substance often used as a fertilizer .
Cambridge English vocab
COMPOUND — n. acrylic compound aromatic compound heterocyclic compound inorganic compound nitro compound organic compound
Britannica Concise Encyclopedia
QUATERNARY — adj. Quaternary is used with these nouns: ↑ geology
Oxford Collocations English Dictionary
AMMONIUM — One form of nitrogen that is usable by plants.
Environmental Engineering English vocabulary
COMPOUND — v. 1 put together, combine, mix, concoct, compose, make (up), formulate, blend They compound curry powder from different spices 2 …
Oxford Thesaurus English vocab
AMMONIUM — noun ion formed from ammonia
English Dictionary of Medicine
QUATERNARY — 1. прил. 1) состоящий из четырех частей; четвертной 2) геол.; хим. четвертичный 3) относящийся к четвертому рангу; четвертый в серии …
Большой Англо-Русский словарь
COMPOUND — I 1. сущ. 1) строение, структура, целостное образование; смесь Proteins are by far the most complex chemical compounds. ≈ Белки, …
Большой Англо-Русский словарь
AMMONIUM — сущ.; хим. аммоний ammonium chloride ≈ нашатырный спирт, хлористый аммоний ammonium nitrate ≈ нитрат аммония, аммиачная селитра Ammonium ammonium хим. …
Большой Англо-Русский словарь
AMMONIUM — Аммоний
Американский Англо-Русский словарь
QUATERNARY — 1. kwəʹtɜ:nərı n 1. комплект из четырёх предметов; четвёрка 2. (Quaternary) геол. четвертичный период; четвертичная система 3. физ. , мат. …
Англо-Русско-Английский словарь общей лексики - Сборник из лучших словарей

Merriam Webster Collegiate English Dictionary

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