Digitigrade /(?)/

Dig·i·ti·grade

Digitigrade

a.
  1. Walking on the toes; -- distinguished from plantigrade. (Zool.)

Digitigrade

n.
  1. 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. (Zool.)