/kal"i koh thear'/ , n.
a horselike fossil of the genus Chalicotherium and related genera, common in Europe, Asia, and Africa during the Tertiary Period, having a sloping back and three-toed, clawed feet.
[ Chalicotherium (1833) chalik-, s. of chálix gravel + -o- -O- + theríon -THERE ]