extrude
/eks'tru:d/
Học thuậtThân thiện
Definition
- Verb:
- To form or shape a material by forcing it through a specially designed opening or die. This is the primary technical meaning, often used in manufacturing contexts like plastics or metalworking.
- To thrust, force, or push something out. This broader meaning describes the action of expelling or projecting something outward.
Usage and Examples
Verb (Technical/Manufacturing):
- The machine is designed to extrude molten plastic into long, continuous shapes.
- Aluminum is often extruded to create window frames and other structural components.
Verb (General: To thrust out):
- The volcano extruded a slow-moving river of lava.
- Certain types of worms extrude a sticky substance to trap their prey.
Advanced Usage and Nuances
- "to extrude oneself": This reflexive use is rare but can be found in literary or descriptive contexts to mean to project or thrust oneself forward or into a situation.
- He seemed to extrude himself from the crowd, making his presence immediately known.
Variants and Related Words
- Extruder (n): A machine or tool used to extrude material.
- The factory installed a new extruder for higher production capacity.
- Extrusion (n): The process or product of extruding.
- The extrusion of these polymer fibers requires precise temperature control.
- Extrudate (n): The material that has been extruded; the product of an extrusion process.
- The quality of the extrudate was inspected for consistency.
Synonyms
- Force out
- Eject
- Expel
- Squeeze out (for softer materials)
- Press (in a shaping context)
Antonyms
- Intrude (to force in)
- Ingest (to take in)
- Absorb
Related Phrases and Technical Terms
- Extrusion molding: A manufacturing process for creating objects of a fixed cross-sectional profile.
- Extrusion line: The series of machines (extruder, die, cooling, cutting) used in the extrusion process.
- Cold extrusion: The process of extruding material at or near room temperature.
Verb
- form or shape by forcing through an opening
- extrude steel