catalyst

Definition of catalyst

n.1.(Chem.) a substance that initiates or accelerates a chemical reaction without itself being affected; as, thousands of enzymes serve in concert as calaysts to produce the sequence of reactions we call "life"; the industrial production of cheap ammonia depended on finding a good catalyst.
2.something that serves as a precipitating occasion for an event; as, the invasion acted as a catalyst to unite the country.
3.something or someone that causes events to happen with itself being changed.

Related Words

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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Catalan
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catalase
catalatic
Catalectic
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Catalog
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Catalogue
Catalogue raisonne
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Catalyse
Catalysis
-catalyst-
Catalytic
Catalytic force
catalyze
Catamaran
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catamountain
Catanadromous
Catapasm
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Cataplasm
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