A substance that permits or accelerates a chemical reaction
enzyme, reactant, synergist, catalytic agent, chemical reactor.
A person or thing acting as a stimulus
spur, impetus, instigator; see agitator, incentive.
"catalyst." YourDictionary, n.d. Web. 22 May 2018. <http://thesaurus.yourdictionary.com/CATALYST>.
catalyst. (n.d.). Retrieved May 22nd, 2018, from http://thesaurus.yourdictionary.com/CATALYST
An agent that stimulates or precipitates a reaction, development, or change: