catalyse
catalyze catalyze v. t. 1. 1 (chemistry) to cause (a chemical reaction) to proceed more quickly by contacting the reactant(s) with another substance; as, moisture catalyzes the oxidation of iron in air. [Also spelled {catalyse}.]

Syn: change by catalysis, cause to catalyze. [WordNet 1.5]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • catalyse — [ kataliz ] n. f. • 1836; angl. catalysis; gr. katalusis « dissolution » ♦ Chim. Modification (surtout accélération) d une réaction chimique sous l effet d une substance (⇒ catalyseur) qui ne subit pas de modification elle même. Catalyse de l… …   Encyclopédie Universelle

  • Catalyse — Cat a*lyse (k[a^]t [.a]*l[imac]z), v. t. [ML., fr. Gr. ? dissolution, fr. ? to destroy, dissolve; kata down, wholly + ? to loose.] same as {catalyze}. [PJC] …   The Collaborative International Dictionary of English

  • catalyse — (v.) variant spelling of CATALYZE (Cf. catalyze) (q.v.); for spelling, see IZE (Cf. ize) …   Etymology dictionary

  • catalyse — (US catalyze) ► VERB ▪ cause or accelerate (a reaction) by acting as a catalyst. DERIVATIVES catalyser noun …   English terms dictionary

  • Catalyse — La catalyse est l action d une substance appelée catalyseur sur une transformation chimique dans le but d augmenter sa vitesse de réaction. Le catalyseur, qui est en général en quantité beaucoup plus faible que les réactifs, n est pas consommé et …   Wikipédia en Français

  • Catalyse — Catalysis Ca*tal y*sis, n.; pl. {Catalyse}.[ML., fr. Gr. ? dissolution, fr. ? to destroy, dissolve; kata down, wholly + ? to loose.] [1913 Webster] 1. Dissolution; degeneration; decay. [R.] [1913 Webster] Sad catalysis and declension of piety.… …   The Collaborative International Dictionary of English

  • catalyse — verb Catalyse/catalyze is used with these nouns as the object: ↑reaction …   Collocations dictionary

  • catalyse — [[t]kæ̱təlaɪz[/t]] catalyses, catalysing, catalysed (in AM, use catalyze) 1) VERB If something catalyses a thing or a situation, it makes it active. [FORMAL] [V n] Any unexpected circumstance that arises may catalyze a sudden escalation of… …   English dictionary

  • catalyse — katalizė statusas T sritis Standartizacija ir metrologija apibrėžtis Reakcijos greitinimas katalizatoriumi. atitikmenys: angl. catalysis vok. Katalyse, m rus. катализ, m pranc. catalyse, f …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • catalyse — katalizė statusas T sritis fizika atitikmenys: angl. catalysis vok. Katalyse, f rus. катализ, m pranc. catalyse, f …   Fizikos terminų žodynas

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