alliinase
noun
al·li·in·ase ˈa-lē-ə-ˌnās 
plural alliinases
: an enzyme that catalyzes the conversion of alliin to allicin in plants of the genus Allium (such as garlic and onion)
But as soon as you crush or cut a clove of garlic, an enzyme called alliinase is released, converting alliin into allicin.
Judy Foreman, Boston Globe, 19 Feb. 1996
Judy Foreman, Boston Globe, 19 Feb. 1996
Word History
Etymology
borrowed from German Alliinase, from Alliin alliin + -ase -ase
First Known Use
1947, in the meaning defined above