[ kar-uh-peys ]


  1. the hard upper shell of a turtle, crustacean, or arachnid
  2. something regarded as a protective or defensive covering

Examples of carapace in a sentence:

  • Crayfish have a carapace that acts as a shield, protecting their delicate gills with its hard surface.  
  • The small crustacean’s carapace was not able to protect its eyes and mouth when the predator attacked.