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Comprehensive English-Chinese Dictionary

pyrene ['paɪrɪn] ['paɪrɪːn]
  1. 1. noun [Chemistry] 芘,嵌二萘

Collins English-English Dictionary

pyrene ['paɪriːn]
  1. 1. n a solid polynuclear aromatic hydrocarbon extracted from coal tar. Formula: C16H10
  2. 2. n [Etymology] C19: from pyro- + -ene
pyrene ['paɪriːn]
  1. 1. n [Botany] any of several small hard stones that occur in a single fruit and contain a single seed each
  2. 2. n [Etymology] C19: from New Latin pyrena, from Greek puren

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