pyrene
(noun) the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it
pyrene
(noun) a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar
Source: WordNet® 3.1
pyrene (plural pyrenes)
(chemistry) A polycyclic aromatic hydrocarbon containing four fused benzene rings; first isolated from coal tar
pyrene (plural pyrenes)
(botany) the stone of a drupe
• repyne
Source: Wiktionary
Py"rene, n. Etym: [Gr. (Chem.)
Definition: One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10.
Py"rene, n. (Bot.)
Definition: Same as Pyrena.
Source: Webster’s Unabridged Dictionary 1913 Edition
24 January 2025
(noun) a state of agitation or turbulent change or development; “the political ferment produced new leadership”; “social unrest”
The world’s most expensive coffee costs more than US$700 per kilogram. Asian palm civet – a cat-like creature in Indonesia, eats fruits, including select coffee cherries. It excretes partially digested seeds that produce a smooth, less acidic brew of coffee called kopi luwak.
