Hip`po·cen'taur noun [ Latin hippocentaurus , Greek ...; 'i`ppos horse + ... centaur.] (Myth.) Same as Centaur . Found on http://www.encyclo.co.uk/webster/H/47
hippocentaur 1. In classical mythology, one of a race of monsters having the head, trunk, and arms of a man, and the body and legs of a horse. 2. A skillful horseman or horsewoman. 3. In rocketry, a U.S. upper stage, with a restartable liquid-propellant engine, used with an Atlas or Titan booster to launch satellites and probes. ... Found on http://www.wordinfo.info/words/index/info/view_unit/987/