English
cellulase
From cellulose + -ase.
A compound of cellulose + -ase
Proto-Indo-European *ḱel- ‘to cover’
Latin cella ‘a small room, a hut, storeroom’
Latin cellula ‘small room, especially that of a slave’
French cellule ‘cell’
French cellulose
English cellulose
Today it means
noun Any of a class of enzymes that catalyze the cellulolysis (or hydrolysis) of cellulose.
Language periods are conventional ranges, not dates for this word.
Etymograph / cellulase