Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Previous word: enzootic
Next word: enzymology
Definition of: enzyme
(en′zīm, -zim) noun Biochem.
A complex organic substance, usually a protein, produced by cells and having the power to initiate or accelerate specific chemical reactions in the metabolism of plants and animals; a ferment; an organic catalyst: also called biocatalyst. Also en′zym (-zim). [<L <Gk. enzymos leavened <en- in + zymē leaven]
—en·zy·mat·ic (en′zī·mat′ik, -zi-) adjective
Comment about this word, ask questions, or add new information about this topic: