1. The act or process of forcing or pushing something out, especially through a small opening or die.
Usage: Often used in manufacturing and materials science contexts
2. A product or object that has been forced or shaped through a die or opening, resulting in a long, uniform cross-section.
Usage: Common in plastics, metals, and food processing industries
3. In geology, a body of igneous rock that has been forced out onto the Earth's surface.
Usage: geological term

Examples

• The factory produces aluminum extrusions for window frames and door panels.
• Plastic extrusions are commonly used to make pipes and tubing.
• The extrusion process allows manufacturers to create complex shapes efficiently.
• These metal extrusions have a uniform cross-section along their entire length.
• The company specializes in custom extrusions for the automotive industry.
• Volcanic extrusions from the eruption covered the surrounding landscape.
• Extrusions of rubber are used in weatherstripping and seals.