'Equitation' definitions:

Definition of 'equitation'

From: WordNet
noun
The sport of siting on the back of a horse while controlling its movements [syn: riding, horseback riding, equitation]

Definition of 'Equitation'

From: GCIDE
  • Equitation \Eq`ui*ta"tion\, n. [L. equitatio, fr. equitare: cf. F. ['e]quitation.] A riding, or the act of riding, on horseback; horsemanship. [1913 Webster]
  • The pretender to equitation mounted. --W. Irving. [1913 Webster]