protrusion

pro·tru·sion  (pr-trzhn)

n.

1.

a. The act of protruding.

b. The state of being protruded.

2. Something that protrudes.

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[Latin prtrsus, past participle of prtrdere, to protrude; see protrude + -ion.]

Thesaurus

Noun	1.	protrusion - something that bulges out or is protuberant or projects from its surroundings; "the gun in his pocket made an obvious bulge"; "the hump of a camel"; "he stood on the rocky prominence"; "the occipital protuberance was well developed"; "the bony excrescence between its horns" excrescence, extrusion, gibbosity, gibbousness, hump, jut, bulge, 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 nub, nubble - a small lump or protuberance 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
	2.	protrusion - the act of projecting out from something jutting, jut, projection change of shape - an action that changes the shape of something