endoskeleton

/ˌˈɛndoʊˌskɛlətn/
IPA guide

Definitions of endoskeleton
  1. noun
    the internal skeleton; bony and cartilaginous structure (especially of vertebrates)
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    type of:
    frame, skeletal system, skeleton, systema skeletale
    the hard structure (bones and cartilages) that provides a frame for the body of an animal
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