concave Synonyms

curved inward sunken semilunar semicircular scyphiform scooped scoop scaphoid round retreating reentrant recessed polyhedron pitted pit oxbow notched navicular socketed trough curved in bow-shaped dish-shaped planoconcave deep-set cup-shaped cuplike crescentiform concavely saclike pouchlike crescent-shaped bowl-shaped punch bowl vaulted urn-shaped umbilicate inward infundibular indented depressed dented cymbiform cupulate cupped crescentic crescent cotyloid convex concavo-convex