• synonyms


See more synonyms for carbonyl on Thesaurus.com
  1. containing the carbonyl group.
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  1. a compound containing metal combined with carbon monoxide, as nickel carbonyl, Ni(CO)4.
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Origin of carbonyl

First recorded in 1865–70; carbon + -yl
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for carbonyl

Historical Examples

British Dictionary definitions for carbonyl


noun chem
  1. (modifier) of, consisting of, or containing the divalent group =COa carbonyl group or radical
  2. any one of a class of inorganic complexes in which carbonyl groups are bound directly to metal atoms
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Derived Formscarbonylic (ˌkɑːbəˈnɪlɪk), adjective
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

carbonyl in Medicine


  1. The bivalent radical CO.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

carbonyl in Science


  1. The radical CO, found in a wide range of chemical compounds, especially in aldehydes and ketones.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.