Tar·sus n.; pl. Tarsi
1. Anat. (a) The ankle; the bones or cartilages of the part of the foot between the metatarsus and the leg, consisting in man of seven short bones. (b) A plate of dense connective tissue or cartilage in the eyelid of man and many animals; -- called also tarsal cartilage, and tarsal plate.
2. Zool. The foot of an insect or a crustacean. It usually consists of form two to five joints.
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tarsus
n : the part of the foot of a vertebrate between the metatarsus
and the leg; in human beings the bones of the ankle and
heel collectively
[also: tarsi (pl)]