- (in ancient Greece) a cavalry commander
C17: from Greek hippos horse + -arch
Examples from the Web for hipparch
On the way the hipparch told the sculptor that the Lady Thyone had recently done things unprecedented for a woman of her age.
When the hipparch led Hermon into this place a number of people had already assembled there.
The two kings now sent to beg for aid; and asked that Lycortas should come as commander-in-chief, and Polybius as hipparch.