pyrene: Meaning and Definition of
py•rene
Pronunciation: (pī'rēn, pī-rēn'), [key] — n. Bot.
- a putamen or stone, esp. when there are several in a single fruit; a nutlet.
py•rene
Pronunciation: (pī'rēn), [key] — n. Chem.
- a polycyclic, aromatic crystalline hydrocarbon, CH, consisting of four fused benzene rings, found in coal tar and believed to be carcinogenic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.