carboxyl car·box·yl (kär-bŏk'səl)
n.
The univalent radical, COOH, characteristic of all organic acids.
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| carboxyl (kär-bŏk'səl) Pronunciation Key
The radical COOH, characteristic of all carboxylic acids. |