Meanings
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1
verb
to shape a material by forcing it through a die or opening with a fixed cross-section
The factory can extrude molten plastic into continuous tubing.
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2
verb
to push, thrust, or project something outward
The animal can extrude its feeding tube when it reaches prey.
Thesaurus
Etymology
Borrowed from Latin extrudere, 'to thrust or drive out,' formed from ex-, 'out,' + trudere, 'to thrust.' Industrial manufacturing narrowed one major sense to forcing softened material through a shaped opening.