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WordReference Random House Learner's Dictionary of American English © 2024e•rupt /ɪˈrʌpt/USA pronunciation v. - to burst forth:[no object]Molten lava erupted from the volcano.
- Geology(of a volcano, geyser, etc.) to throw out or eject matter violently: [no object]Suddenly the volcano erupted.[~ + object]The volcano erupted lava and ash.
- to break out of a pent-up state, usually in a sudden and violent manner:[no object]Words of anger erupted from her.
e•rup•tion, n. [uncountable* countable]See -rupt-. WordReference Random House Unabridged Dictionary of American English © 2024e•rupt (i rupt′),USA pronunciation v.i. - to burst forth:Molten lava erupted from the top of the volcano.
- Geology(of a volcano, geyser, etc.) to eject matter.
- to break out of a pent-up state, usually in a sudden and violent manner:Words of anger erupted from her.
- to break out in a skin rash:Hives erupted all over his face and hands.
- Dentistry(of teeth) to grow through surrounding hard and soft tissues and become visible in the mouth.
v.t. - to release violently;
burst forth with:She erupted angry words. - Geology(of a volcano, geyser, etc.) to eject (matter).
- Latin ēruptus burst forth, broken out (past participle of ērumpere), equivalent. to ē- e- + ruptus, past participle of rumpere to break, rupture
- 1650–60
- 1, 6.See corresponding entry in Unabridged vent.
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