英语词汇“catalysis”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

catalysis

释义

catalysis /kə-talˈi-sis/

noun

The chemical influence of a substance which is not itself permanently changed

ORIGIN: Gr katalysis, from kata down, and lyein to loosen

catˈalase noun

An enzyme that reduces hydrogen peroxide

catˈalyse or (N American) catˈalyze /-līz/ transitive verb

To subject to catalysis
To act as a catalyst for

catˈalyser or -yzer noun

A catalysing agent
A catalytic converter

catˈalyst noun

A catalysing agent
A catalytic converter
A person who causes or promotes change by their presence in a situation or their input into it (figurative)

catalytic /-litˈik/ or catalytˈical adjective

catalytˈically adverb

catalytic converter noun

A device fitted to the exhaust of a motor vehicle which converts harmful impurities in the exhaust gases to carbon dioxide, nitrogen and water by oxidation

catalytic cracker see cat-cracker

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