butyl

noun

bu·​tyl ˈbyü-tᵊl How to pronounce butyl (audio)
: any of four isomeric alkyl radicals C4H9− derived from butane

Examples of butyl in a Sentence

Recent Examples on the Web That model of train car, the NTSB found, is being phased out for such use and won’t be eligible to carry butyl acrylate after May 2029. Justine McDaniel, Washington Post, 25 June 2024 Those badges can detect butyl acrylate in air at levels as low as 9 parts per billion. Brenda Goodman, CNN, 9 Mar. 2024 The resulting fire sent a towering plume of black smoke over the town three days after the derailment spilled several other hazardous chemicals, including butyl acrylate, ethylene glycol monobutyl ether, ethylhexyl acrylate and isobutylene. CBS News, 27 July 2023 Low levels of butyl acrylate were detected in samples of the Ohio River, though the areas where the chemical has been identified are currently far upstream of Cincinnati, according to the memo. Quinlan Bentley, The Enquirer, 10 Feb. 2023 See all Example Sentences for butyl 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'butyl.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary butyric + -yl

First Known Use

1850, in the meaning defined above

Time Traveler
The first known use of butyl was in 1850

Dictionary Entries Near butyl

Cite this Entry

“Butyl.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/butyl. Accessed 4 Nov. 2024.

Medical Definition

butyl

noun
bu·​tyl ˈbyüt-ᵊl How to pronounce butyl (audio)
: any of four isomeric monovalent radicals C4H9 derived from butanes
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