pyrene: Meaning and Definition of
Pronunciation: (pī'rēn, pī-rēn'), [key]
— n. Bot.
- a putamen or stone, esp. when there are several in a single fruit; a nutlet.
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.
- pyrene (Thesaurus)