DictionaryruminantCud-chewing mammal
noun / adjective

ruminant

ROO-mih-nunt/ˈruːmɪnənt/

A hoofed animal that rechews partly digested food.

A cow is a ruminant that brings food back up to chew.

A dairy cow shown in close three-quarter side view resting calmly with head raised, jaw working sideways and slightly bulging cheek as it rechews cud; nothing is being freshly grazed.
Etymology

The Latin root meaning “gullet” underlies a verb for chewing the cud. The participial ending identifies a ruminant as an animal performing that action: chewing food again after bringing it back up.

More examples

  • Deer and sheep are both ruminants.
  • A ruminant's specialized stomach helps it digest tough plant material.
  • The veterinarian studies digestion in ruminant animals.

Forms

ruminant · ruminants

ruminate verb — To rechew food brought up from the stomach.

rumination noun — The process of rechewing partly digested food.

Similar words

cud-chewer
Describes the feeding behavior rather than the animal's biological classification.