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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 pyrene
 [蘋果.梨子等的] 核子

From: Webster's Revised Unabridged Dictionary (1913)

 Py·rene n.  Chem. One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10.

From: Webster's Revised Unabridged Dictionary (1913)

 Py·rene, n. Bot. Same as Pyrena.
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From: WordNet (r) 2.0

 pyrene
      n 1: a pale yellow crystalline hydrocarbon C16H10 extracted from
           coal tar
      2: the small hard nutlet of a drupe or drupelet; the seed and
         the hard endocarp that surrounds it