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endoskeleton
endoskeleton /ˌen.dəʊˈskel.ɪ.tən/ aep /-doʊˈskel.ɪ.t̬ən/ noun [C] SPECIALIZED
► F0 a hard frame that supports the body of a vertebrate animal on the inside, made of bone or cartilage (= strong tissue)→ COMPARE EXOSKELETON(Cf. ↑exoskeleton)Thesaurus+: ↑Bone structures |