Medical Dictionary

catalyst

2 ENTRIES FOUND:

catalyst

noun cat·a·lyst \ˈkat-əl-əst\

Definition of CATALYST

:  a substance (as an enzyme) that enables a chemical reaction to proceed under different conditions (as at a lower temperature) than otherwise possible
March 01, 2015
macaroni Hear it
Tube-shaped pasta or a fop or dandy
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears