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单词 piperidine
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WordReference Random House Unabridged Dictionary of American English © 2024
pi•per•i•dine  (pi per′i dēn′, -din, pī-, pip′ər i-),USA pronunciation n. [Chem.]
  1. Chemistrya colorless, water-soluble liquid, C5H11N, obtained from the alkaloid piperine or from pyridine: used chiefly as a solvent.
  • Latin piper pepper + -id3 + -ine1
  • 1850–55

Collins Concise English Dictionary © HarperCollins Publishers::
piperidine /pɪˈpɛrɪˌdiːn -dɪn/ n
  1. a colourless liquid heterocyclic compound with a peppery ammoniacal odour: used in making rubbers and curing epoxy resins. Formula: C5H11N
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更新时间：2025/2/23 9:54:54