Definition of extrude in English:



  • 1Thrust or force out.

    ‘lava was being extruded from the volcano’
    • ‘The geogrids are manufactured by extruding a sheet of polyprtopylene, punching an accurate pattern of holes and then stretching the sheet under controlled temperature in two directions.’
    • ‘The white fleshy oviduct is extruded, and the eggs are squeezed out.’
    • ‘To date the only known such work triggered by those catastrophic events, it extruded new sounds from the instrument.’
    • ‘Using a fine nozzle, the design is extruded onto the surface in a manner a bit like icing a cake.’
    • ‘I have managed to extrude it from the lamp it was in successfully.’
    • ‘The tonoplast has been shown to undulate when amyloplasts impact it, possibly ejecting ions in the process because the vacuole sequesters and extrudes ions.’
    • ‘He dismounts the bike and it extrudes its kickstand.’
    • ‘However, they make it in a solution, and this has to be extruded (forced through a small orifice at high pressure) to force the protein molecules to line up into a fiber.’
    • ‘Collectively, we studied the mound that looked as if it might have been extruded by an elephant.’
    • ‘Put a towel on the handles and using your body weight, press down to extrude the noodles.’
    • ‘According to Aghabawa, the rhyolites were extruded as siliceous lava, which solidified as glass and was subsequently devitrified.’
    • ‘The reflective surfaces could be frozen ammonia-water ‘lava flows,’ which were extruded onto the surface as a liquid that froze into smooth, glassy ice.’
    • ‘The female extrudes spawn which is unviable (until the male comes along and fertilises it) and so she hasn't given birth to any young.’
    • ‘Long columnar jointing through the dome suggests that a large volume of lava was extruded at one time and would have cooled more slowly inside than at the surface.’
    • ‘It digests its food by climbing onto its prey and extruding its stomach over the coral colony, releasing digestive enzymes to then absorb the liquified tissue.’
    • ‘As the lava continues extruding, it is forming a long, narrow, spinelike dome in the volcano's crater.’
    • ‘Samples were thawed while still in their sealed vials and then crushed in a stainless-steel press to extrude sap, which was immediately analysed.’
    • ‘The relatively degassed T2 magma could not sustain plinian explosive activity, so that the remaining magma as lava domes and coulees was extruded with some associated subplinian or vulcanian explosive activity.’
    • ‘We then gently squeezed the males' abdomen with forceps to extrude their aedeagus, after which we removed approximately 50% of the copulatory organ by using a pair of microscissors.’
    force out, thrust out, squeeze out, express, press out, eject, expel, release, give off, emit, void, exude, excrete
    View synonyms
    1. 1.1 Shape (a material such as metal or plastic) by forcing it through a die.
      ‘extruded and die-cast aluminium’
      • ‘On the contrary it extends to any roof structure involving the use of hollow plastic extruded elements.’
      • ‘The company will also incorporate two species on one window and offers extruded solid bronze or aluminum cladding.’
      • ‘This practice is widely used in producing thin extruded shapes of alloys 6061, 6063, 6463 and 7005.’
      • ‘Of the extrusion alloys, only AZ80A is not extruded into hollow shapes or tubing.’
      • ‘The Hasbro company manufactures a device for extruding Play Doh into two piece molds in a variety of forms.’
      • ‘If things went really well they bought a tiny carton of over priced reconstituted potato, extruded into little stick shapes.’
      • ‘Once you create shapes, you can extrude them with the Push-Pull tool to produce 3D models.’
      • ‘Plastics are resinous substances molded, cast, or extruded into desired shapes.’
      • ‘What will we do when the plastic bag extruding company closes down and all their employees are retrenched.’
      • ‘The material is flexible; it can be extruded, molded, and machined.’
      • ‘In the laboratory, each soil core was extruded from the plastic liner and divided into five depth increments.’
      • ‘Using Mackley's technique, ordinary chocolate is extruded into malleable ropes by being forced at room temperature and at high pressure though steel nozzles.’
      • ‘The front and rear bumpers of the Esperante are also extruded, but in a curved shape.’
      • ‘Nylons are thermoplastic, and so can be extruded into various shapes.’
      • ‘The production of pasta is done by extruding the dough through rollers where it is shaped.’


Mid 16th century: from Latin extrudere, from ex- ‘out’ + trudere ‘to thrust’.