extrudieren

Definition & meaning

The verb extrudieren describes a technical manufacturing process.

1. In manufacturing and engineering: It refers to the process of shaping a material (such as plastic, metal, or food dough) by forcing it through a die or an opening with a specific cross-section. The material is typically pressed out under high pressure, resulting in a continuous profile, rod, tube, or filament.
2. In geology: It refers to the forcing of magma or lava out onto the Earth's surface or into the atmosphere.

Grammar & Word origin

• Grammar: It is a weak verb. The conjugation follows the standard pattern: ich extruiere, du extruierst, er/sie/es extruiert, ich habe extruiert.
• Word origin: The word is derived from the Latin extrudere, which is a combination of ex- (out) and trudere (to thrust or push). It entered the German language as a technical term.

Synonyms & antonyms

Synonyms:

• auspressen ↗
• herausdrücken ↗
• formen ↗ (in the context of plastic or metal shaping)

Antonyms:

There are no direct lexical antonyms for this technical process, as it describes a specific directional movement and formation. However, terms describing the collection or accumulation of material might be considered opposite in context.