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单词 butyl
释义

WordReference Random House Unabridged Dictionary of American English © 2024
bu•tyl  (byo̅o̅til, byo̅o̅tl),USA pronunciation adj. [Chem.]
  1. Chemistrycontaining a butyl group.
  • but(yric) + -yl 1865–70

Bu•tyl  (byo̅o̅til, byo̅o̅tl),USA pronunciation [Trademark.]
  1. Chemistry, Trademarksa brand of synthetic rubber prepared by polymerization of butylene containing little butadiene, particularly useful for inner tubes of automobile tires because of its leakproof qualities.

Collins Concise English Dictionary © HarperCollins Publishers::
butyl /ˈbjuːˌtaɪl -tɪl/ n
  1. (modifier) of, consisting of, or containing any of four isomeric forms of the group C4H9: butyl rubber
Etymology: 19th Century: from but( yric acid) + -yl
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更新时间:2024/9/20 22:34:49