RhymeZone: resveratrol definitions

Definitions of resveratrol:

noun: (organic chemistry, biochemistry) A phenolic substance, 3,5,4'-trihydroxystilbene, a stilbenoid and phytoalexin, that is found in some fruits and nuts, and in red wine, and is reputed to have some beneficial properties for humans.

(Definitions from Wiktionary)