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Definition of "butyl" [bu•tyl]

  • A hydrocarbon radical, C4H9, with the structure of butane and valence 1. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "butyl" in a sentence
  • "He got caught sniffing butyl nitrate or something on a duty night."
  • "A Mexican glass shop made unit (making assumptions here, of the many glass shops I have visited in Jalisco, somewhat primative by US standards) would likely have a butyl seal and maybe get a 5 - 10 year life (those were the expectations here in the past)."
  • "The inner glass pain is sealed with butyl tape or butyl caulk to stop the house moisture entering the gap."