Definition of crustacean in English:

crustacean

Syllabification: crus·ta·cean
Pronunciation: /krəˈstāSHən
 
/
Zoology

noun

An arthropod of the large, mainly aquatic group Crustacea, such as a crab, lobster, shrimp, or barnacle.
More example sentences
  • On the coast, the plovers' diet consists of marine worms, crustaceans, and small mollusks.
  • The significance of this is that other species such as shellfish and crustaceans feeding in plankton could be affected.
  • Marine scientists have found evidence of similar patterns among shoreline species like crabs, crustaceans and seaweed.

adjective

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Relating to or denoting crustaceans.
More example sentences
  • An additional treatment without crustacean zooplankton was also established.
  • Positive effects of juvenoids on crustacean metamorphosis were also encountered in barnacles early on.
  • It is a small crustacean related to the woodlice.

Derivatives

crustaceous

adjective
More example sentences
  • The more crustaceous the outer structure, the more aware we are of the softness of the underbelly.

Definition of crustacean in:

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