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thionyl

American  
[thahy-uh-nil] / ˈθaɪ ə nɪl /

adjective

Chemistry.

  1. sulfinyl.

thionyl British  
/ ˈθaɪənɪl /

noun

  1. 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.

The battery was a lithium thionyl chloride non- rechargeable.

From "The Martian" by Andy Weir

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.