Eq"ui*tant (?), a. [L. equitans, -antis, p. pr. of equitare to ride, fr. eques horseman, fr. equus horse.]
Mounted on, or sitting upon, a horse; riding on horseback.
Overlapping each other; -- said of leaves whose bases are folded so as to overlap and bestride the leaves within or above them, as in the iris.
© Webster 1913.