pyrene

Plural: pyrenes

Noun

• The stony endocarp, or pit, of a drupe; a nutlet.
• a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar
• the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it
• A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar
• Alternative form of pyrena.

Examples

• The obscure word PYRENE proved to be a solid play for 8 points.