carboxyl
1. [ adjective ] (chemistry) relating to or containing the carboxyl group or carboxyl radical
Synonyms: carboxylic
Related terms: chemistry
2. [ noun ] (chemistry) the univalent radical COOH; present in and characteristic of organic acids
Synonyms: carboxyl_group
Related terms: group
Similar spelling:   carboxylic
  carboxylate
  carbocyclic