carboxyl

carboxyl has 3 senses in the JumbleFix dictionary. Letters: 8.

Definitions

• n.. 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.
• n.. the univalent radical -COOH; present in and characteristic of organic acids
• a.. relating to or containing the carboxyl group or carboxyl radical