Pronunciation: (hip'ō), [key]
—pl. -pos. Informal.
a combining form appearing in loanwords from Greek, where it meant “horse” (hippodrome); on this model, used in the formation of compound words (hippology). Also, esp. before a vowel,hipp-.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.