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Definitions from WordNet

Definitions from the Web

Term: Extrusive

Part of Speech:

Adjective

Sense 1:

- Definition: Relating to or characteristic of a geological formation formed by the solidification of lava or magma on the earth's surface.

- Example sentence: The extrusive rocks, such as basalt and obsidian, are formed when lava cools quickly on the surface.

Sense 2:

- Definition: Tending to project outwards or protrude.

- Example sentence: The extrusive growth on the tree bark was caused by a parasitic plant.

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