Mounted

1. (imp. & p. p.) of Mount.

2. (a.) Seated or serving on horseback or similarly; as, mounted police; mounted infantry.

3. (a.) Placed on a suitable support, or fixed in a setting; as, a mounted gun; a mounted map; a mounted gem.

Thesaurus Entries

across, astraddle, astride, by horse, chine, col, comb, esker, hogback, kame, mounted, on, on horseback, ridge, saddle, saddleback, spine, straddle, straddle-legged, straddleback