endo·skel·etonBrE /ˈendəʊskelɪtn/ 🔊NAmE /ˈendoʊskelɪtn/ 🔊 noun (anatomy 解剖学) the bones inside the body of an animal that give it shape and support 内骨骼（动物体内的支撑骨架） ➡ compare exoskeleton