Webster's Revised Unabridged Dictionary · 1913

Digitigrade

Digitigrade , adjective

[Latin digitus finger, toe + gradi to step, walk: compare French digitigrade.]

(Zoology) Walking on the toes; -- distinguished from plantigrade.

Digitigrade , noun

(Zoology) An animal that walks on its toes, as the cat, lion, wolf, etc.; -- distinguished from a plantigrade, which walks on the palm of the foot.