p 3 r 1 o 1 e 1 n 1 z 10 y 4 m 3 e 1
9 letters · 25 points in Scrabble
Meaning
noun any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
originEtymology tree English pro- English enzyme English proenzyme From pro- + enzyme.
Etymology from Wiktionary, CC BY-SA 3.0