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crustacea

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noun plural crus·ta·cea \ˌkrəs-ˈtā-sh(ē-)ə\

Definition of crustacea

  1. :  arthropods that are crustaceans



Origin and Etymology of crustacea

New Latin, group name, from neuter plural of crustaceus


First Known Use: 1814


Medical Dictionary

crustacea

play
noun plural crus·ta·cea \ˌkrəs-ˈtā-sh(ē-)ə\

Medical Definition of crustacea

  1. 1 capitalized :  a large class of mostly aquatic arthropods that have a chitinous or calcareous and chitinous exoskeleton, a pair of often much modified appendages on each segment, and two pairs of antennae and that include the lobsters, shrimps, crabs, wood lice, water fleas, and barnacles

  2. 2:  arthropods of the class Crustacea

crustacean

\-shən\play adjective or noun



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