from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The calcaneus.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the bones of the tarsus which in man, forms the great bone of the heel; -- called also fibulare.
from The Century Dictionary and Cyclopedia
- n. In anatomy, one of the tarsal bones, the os calcis, or bone of the heel; the outer one of the bones of the proximal row, in its generalized condition called the fibulare; in man, the largest bone of the tarsus, forming the prominence of the heel. See cuts under foot, hock, and Ornithoscelida.
- n. In ornithology, a bony process or protuberance on the back of the upper end of the tarsometatarsal bone: so called because considered by some as the representative of the os calcis; but the latter is more generally regarded as represented in the outer condyle of the tibia.
Latin the heel, from calx, calcis. (Wiktionary)