A carnivore was an animal or plant whose diet consisted primarily of the flesh of other creatures.
the First Rani blamed the Earthlings for being carnivores. (TV: The Mark of the Rani)
Adult Skaratids were savage carnivores. (COMIC: Mine, All Mine!)
Hondran was a jungle planet where most of the lifeforms, even plants, were carnivorous. (COMIC: The Hunters / Cliffhanger)
Carnivores had canine teeth, which were used for spearing and ripping through meat. They also had incisors, which were used for cutting up food. Their molars were used for grinding up food and their pre-molars were used for chewing food. They ate meat. The lion was a carnivore. (WC: Teeth and Eating)
The Eleventh Doctor knew of a moon or planetoid that was "a bit carnivorous". (TV: A Christmas Carol)