'Equus' definitions:

Definition of 'Equus'

(from WordNet)
noun
Type genus of the Equidae: only surviving genus of the family Equidae [syn: Equus, genus Equus]

Definition of 'Equus'

From: GCIDE
  • Equus \E"quus\, n. [L., horse.] (Zo["o]l.) A genus of mammals, including the horse, ass, etc. [1913 Webster]