Dictionary

crustacean

noun crus·ta·cean \ˌkrəs-ˈtā-shən\

: a type of animal (such as a crab or lobster) that has several pairs of legs and a body made up of sections that are covered in a hard outer shell

Full Definition of CRUSTACEAN

:  any of a large class (Crustacea) of mostly aquatic mandibulate 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
crustacean adjective

First Known Use of CRUSTACEAN

1835

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