py·rene (p  r n , p-rn)n. The stone of certain fruits, such as the cherry. [New Latin p  rna, from Greek purn.] |
pyrene1
n
(Chemistry / Elements & Compounds) a solid polynuclear aromatic hydrocarbon extracted from coal tar. Formula: C16H10
[from pyro- + -ene]
pyrene2
n
(Life Sciences & Allied Applications / Botany) Botany any of several small hard stones that occur in a single fruit and contain a single seed each
[from New Latin pyrena, from Greek purēn]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  pyrene - a pale yellow crystalline hydrocarbon C16H10 extracted from coal tarhydrocarbon - an organic compound containing only carbon and hydrogen |
| 2. | pyrene - the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it nutlet - a small nut |
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