The internal bony framework of the body; the skeleton in its usual context as distinguished from exoskeleton.
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en·do·skel·e·ton .en-dō-'skel-ət-ən n an internal skeleton or supporting framework in an animal compare EXOSKELETON
en·do·skel·e·tal -ət-əl adj
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en·do·skel·e·ton (en″do-skelґə-ton) [endo- + Gr. skeleton] the bony and cartilaginous skeleton of the body, exclusive of that part of the skeleton which is of dermal origin; called also neuroskeleton.Medical dictionary. 2011.