catalyst inChemistry topic From Longman Dictionary of Contemporary Englishcat‧a‧lyst/ˈkætl-ɪst/●○○noun[countable]1technicalasubstancethat makes achemicalreactionhappen more quickly without being changed itself2something or someone that causes an important change or event to happencatalyst...
catalyst [kat-l-ist] Phonetic (Standard)IPA noun Chemistry.a substance that causes or accelerates a chemical reaction without itself being affected. something that causes activity between two or more persons or forces without itself being affected....
platinum black- a fine black powder of platinum; used as a catalyst in chemical reactions anticatalyst- (chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst 2.catalyst- something that causes an important event to happen; "the invasion acted as a cat...
He was the catalyst in the native uprising.Did you know? Word History of Catalyst Catalyst is a fairly recent addition to the English language, first appearing at the start of the 20th century with its chemistry meaning. It was formed from the word catalysis, another chemistry term which refe...
Chemistry terms acid, alcohol, alkali, alkali metal, alkaline earth metal, alkane, allotrope, alloy, amino acid, analysis, anion, anode, atom, atomic mass, atomic number, base, boiling point, bond, Brownian motion, carbohydrate, catalyst, cathode, cation, chain, chain reaction, chromatography, ...
What is a catalyst in chemistry? Learn the catalyst definition, as well as the different types of catalysts, their defining characteristics and...
"catalysis" is used to refer to a reaction in which a substance is consumed (e.g., base-catalyzed ester hydrolysis). According to theIUPAC, this is an incorrect usage of the term. In this situation, the substance added to the reaction should be called anactivatorrather than a catalyst. ...
The meaning of CATALYST is a substance that enables a chemical reaction to proceed at a usually faster rate or under different conditions (as at a lower temperature) than otherwise possible. How to use catalyst in a sentence. Word History of Catalyst
Chlorine will act as a catalyst. WordfinderTopics Physics and chemistryc2 Want to learn more? Find out which words work together and produce more natural-sounding English with the Oxford Collocations Dictionary app. Try it for free as part of the Oxford Advanced Learner’s Dictionary app. ...
autocatalysis- catalysis in which the catalyst is one of the products of the reaction chemical action,chemical change,chemical process- (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved ...