Carboxyl definition | Dictionary.com

car⋅box⋅yl

[kahr-bok-sil]

–adjective

containing the carboxyl group.

Origin:
1865–70; carb- + ox(ygen) + -yl

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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car·box·yl (kär-bŏk'səl) Pronunciation Key
n. The univalent radical, COOH, the functional group characteristic of all organic acids.

[carb(o)- + ox(y)- + -yl.]

car'box·yl'ic (-sĭl'ĭk) adj.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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carboxyl
adjective
1.	relating to or containing the carboxyl group or carboxyl radical
noun
1.	the univalent radical -COOH; present in and characteristic of organic acids

WordNet® 3.0, © 2006 by Princeton University.
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carboxyl (kär-bŏk'səl) Pronunciation Key
The radical COOH, characteristic of all carboxylic acids.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Carboxyl

Car*box"yl\, n. [Carbon + oxygen + -yl.] (Chem.) The complex radical, CO.OH, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in common; -- called also oxatyl.

Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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