Kata bahasa Indonesia
English word
TANDA HUBUNG
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
THESAURUS
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WORDNET DICTIONARY
Noun has 2 senses
- catalyst(n = noun.substance) accelerator - (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected;
- catalyst(n = noun.person) - something that causes an important event to happen; "the invasion acted as a catalyst to unite the country"
Antonym: anticatalyst
Derived form verb catalyze1
CIDE DICTIONARY
, n.
- a substance that initiates or accelerates a chemical reaction without itself being affected;
as, thousands of enzymes serve in concert as . [WordNet 1.5]calaysts to produce the sequence of reactions we call “life“; the industrial production of cheap ammonia depended on finding a goodcatalyst - something that serves as a precipitating occasion for an event;
as, the invasion acted as a .catalyst to unite the country - something or someone that causes events to happen with itself being changed. [PJC]
OXFORD DICTIONARY
, n.
1 Chem. a substance that, without itself undergoing any permanent chemical change, increases the rate of a reaction.
2 a person or thing that precipitates a change.
1 Chem. a substance that, without itself undergoing any permanent chemical change, increases the rate of a reaction.
2 a person or thing that precipitates a change.
Etymology
as CATALYSIS after analyst
THESAURUS
agent, agent provocateur, agitator, agitprop, alterant, alterative, alterer, author, begetter, beginner, catalysis, catalytic agent, causer, creator, decay, demagogue, dialysis, dissociation, effector, engenderer, exciter, father, ferment, firebrand, fission, fomenter, generator, goad, hydrolysis, hydrolyst, impetus, impulse, incendiary, incentive, incitation, incitement, inciter, inflamer, innovationist, innovator, inspirer, instigator, introducer, leaven, maker, mischief-maker, modificator, modifier, mother, motivation, mover, originator, parent, photolysis, precursor, prime mover, primum mobile, producer, provocateur, provoker, rabble-rouser, ringleader, rouser, seditionary, seditionist, sire, splitting, spur, stimulant, thermolysis, transformer, transmogrifier, troublemaker, urger, yeast
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