ruminant

1. N any artiodactyl mammal of the suborder Ruminantia, the members of which chew the cud and have a stomach of four compartments, one of which is the rumen. The group includes deer, antelopes, cattle, sheep, and goats 反芻動物

2. ADJ of, relating to, or belonging to the suborder Ruminantia 反芻亞目的