Synonyms for concave

Adjective

1. concave (vs. convex), acetabular, cotyloid, cotyloidal, biconcave, concavo-concave, bursiform, pouch-shaped, pouchlike, saclike, concavo-convex, cuplike, cupular, cupulate, cup-shaped, depressed, indented, dished, dish-shaped, planoconcave, recessed, umbilicate, bowl-shaped, intrusive

usage: curving inward