- (in ancient Greece) a cavalry commander
C17: from Greek hippos horse + -arch
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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.