Definition of Catalyst

Noun: catalyst  ka-tu-list

1. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
   - accelerator
    
2. Something that causes an important event to happen
   "the invasion acted as a catalyst to unite the country"

See also:
catalysis
catalysts

Anagrams containing the word catalyst

catlatys tcatalys stcataly ystcatal lystcata alystcat talystca atalystc