(organic chemistry) The sesquiterpene (3S,5S,6R)-6,10-dimethyl-3-prop-1-en-2-ylspiro[4.5]dec-9-ene

(biochemistry) A lyase enzyme that catalyzes the chemical reaction trans,trans-farnesyl diphosphate ⇌ vetispiradiene + diphosphate.

plural of vetispiradiene synthase