Ul-trō'ne-oūs, a.
a. [Lat. ultroneus, from ultra, to the further side, on his part, of one's own accord, from utter, that is beyond. See ULTRA.] Spontaneous; voluntary. [Obs.]
a. [Lat. ultroneus, from ultra, to the further side, on his part, of one's own accord, from utter, that is beyond. See ULTRA.] Spontaneous; voluntary. [Obs.]