crustacean definition

  • noun:
    • Any of different predominantly aquatic arthropods of class Crustacea, including lobsters, crabs, shrimps, and barnacles, characteristically having a segmented human body, a chitinous exoskeleton, and paired, jointed limbs.
    • Any arthropod of the subphylum Crustacea, including lobsters, crabs, shrimp, barnacles and woodlice.
    • the Crustacea.
    • any mainly aquatic arthropod often having a segmented human body and chitinous exoskeleton
  • adjective:
    • Of or from the Crustacea.
    • Of or regarding the Crustacea; crustaceous.
    • of or belonging to the course Crustacea
  • others:
    • Of or regarding the Crustacea.

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