thionyl

American

[thahy-uh-nil] / ˈθaɪ ə nɪl /

adjective

Chemistry.

sulfinyl.

thionyl British

/ ˈθaɪənɪl /

noun

Also: sulphinyl. (modifier) of, consisting of, or containing the divalent group SO

a thionyl group or radical
thionyl chloride

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of thionyl

1870–75; < Greek theîon sulfur + -yl

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This programme was terminated around 1990, after Mobay and Occidental, the two domestic manufacturers of the key ingredient thionyl chloride, refused to supply it because company policy forbade the sale of goods for use in weapons production.

From Nature

Storerooms were filled with barrels of thionyl chloride — an industrial chemical listed under the CWC as having possible weapons uses.

From Nature

The chemical is thionyl chloride, which is used in pesticides and plastics, but is also needed by the Army to make sarin, a lethal nerve agent.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023