noun🔗ShareEndosqueletteThe internal skeleton of an animal, which in vertebrates is composed of bone and cartilage."A dog's endoskeleton, made of bones, supports its body and allows it to run and play. "L'endosquelette d'un chien, fait d'os, soutient son corps et lui permet de courir et de jouer.animalanatomybiologybodyorganismscienceChat with AIVocabulary GamePractice Reading