convexus

   convexus adj.    [conveho], vaulted, arched, rounded, convex, concave: caelum, O.: trames silvae, V.: foramina terrae, O.—As subst n., a vault, arch, hollow: in convexo nemorum, V.: caeli convexa, the vaulted arch, V.: ut convexa revisant, return to the air, V.—Inclined, sloping, steep: vertex ad aequora, O.: iter, O.

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convexa, convexum ADJ

arching/arched, vaulted, convex; well-rounded; inclined, sloping downwards; concave

convexus in -- set in a curve round