The Collaborative International Dictionary
Hippophagy
Hippophagy \Hip*poph"a*gy\, n. [Cf. F. hippophagie.] The act or practice of feeding on horseflesh.
Douglas Harper's Etymology Dictionary
hippophagy
1828, from hippo- + -phagy (see -phagous). Related: Hippophagous.
Wiktionary
hippophagy
n. The eating of horsemeat.