Origin: Latin suffix -sion
Extrusion has 3 different meanings across 1 category:
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"
A manufacturing process where a billet of material is pushed and/or drawn through a die to create a shaped rod, rail or pipe.
"The factory upgraded its extrusion line to produce aluminum pipes for the new construction project more efficiently."