extrusion (n.)

  1. 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

    [ Syn: bulge , bump , hump , swelling , gibbosity , gibbousness , jut , prominence , protuberance , protrusion , excrescence ]

  2. squeezing out by applying pressure; an unexpected extrusion of toothpaste from the bottom of the tube; the expulsion of pus from the pimple

    [ Syn: expulsion ]

The dictionary is based on the WordNet Electronic Lexical Database.
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