endoskeleton
en·dos·ke·leton
noun
1.
the internal skeleton; bony and cartilaginous structure (especially of vertebrates)
Origin
From endo- + skeleton.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.