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| e·rup·tion [ i rúpsh'n ] (plural e·rup·tions) |
noun |
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1. outburst: a sudden outburst or occurrence of something
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2. violent release of material: the violent ejection of material such as gas, steam, ash, or lava from a volcano
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3. dermatology rash or blemish on skin: a rash or blemish, or the appearance of one, on the skin or a mucous membrane
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4. dentistry emergence of tooth: an emergence of a growing tooth from a gum
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technical
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