n. 1. 1 a family of fishes consisting of the surgeonfishes. fish family
Syn. -- family Acanthuridae [ WordNet 1.5 ]

n. 1. type genus of the family Acanthuridae; doctorfishes.
Syn. -- genus Acanthurus [ WordNet 1.5 ]

n.; pl. E. Acanthuses /plu>, L. Acanthi [ L., from Gr. &unr_;. Cf. Acantha. ] [ 1913 Webster ]

1. (Bot.) A genus of herbaceous prickly plants, found in the south of Europe, Asia Minor, and India; bear's-breech. [ 1913 Webster ]

2. (Arch.) An ornament resembling the foliage or leaves of the acanthus (Acanthus spinosus); -- used in the capitals of the Corinthian and Composite orders. [ 1913 Webster ]