Rotund

a. [Lat. rotundus, wheel-shaped, round, from rota, a wheel; It. rotondo, ritondo, Sp. rotundo, redondo, Pr. redun, redon, O. Fr. roond, roont, roünd, reond, N. Fr. rond. See ROUND.]

1. Round; circular; spherical. Addison.
2. Hence, complete; entire.
3. (Bot.) Orbicular, a little inclining to be oblong.