Definition of crustaceous in English:

crustaceous

Pronunciation /krəˈstāSHəs/ /krəˈsteɪʃəs/

adjective

  • 1Relating to or denoting crustaceans.

    • ‘crustaceous species’
    1. 1.1Having a hard shell.
      ‘these genera have crustaceous seed coats’
      • ‘Africa is a theme close to my otherwise crustaceous heart’