'Crustaceous' definitions:
Definition of 'crustaceous'
From: WordNet
adjective
Of or belonging to the class Crustacea [syn: crustaceous, crustacean]
adjective
Being or having or resembling a hard crust or shell
Definition of 'Crustaceous'
From: GCIDE
- Crustaceous \Crus*ta"ceous\ (kr?s-t?"sh?s; 97), a. [NL. crustaceous. See crustacea.]
- 1. Pertaining to, or of the nature of, crust or shell; having a crustlike shell. [1913 Webster]
- 2. (Zool.) Belonging to the Crustacea; crustacean. [1913 Webster]