Noun | 1. | ![]() excrescence, extrusion, gibbousness, hump, jut, bulge, protrusion, protuberance, swelling, bump, prominence frontal eminence - either prominence of the frontal bone above each orbit occipital protuberance - prominence on the outer surface of the occipital bone belly - a part that bulges deeply; "the belly of a sail" caput - a headlike protuberance on an organ or structure; "the caput humeri is the head of the humerus which fits into a cavity in the scapula" mogul - a bump on a ski slope snag - a sharp protuberance wart - any small rounded protuberance (as on certain plants or animals) projection - any solid convex shape that juts out from something |