heelbone

Thesaurus

Noun

1.

heelbone - the largest tarsal bone; forms the human heelcalcaneus, os tarsi fibularebone, os - rigid connective tissue that makes up the skeleton of vertebratesfoot, human foot, pes - the part of the leg of a human being below the ankle joint; "his bare feet projected from his trousers"; "armored from head to foot"