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e•rup•tion



Pronunciation: (i-rup'shun), [key]
n.
1. an issuing forth suddenly and violently; outburst; outbreak.
2. Geol.the ejection of molten rock, steam, etc., as from a volcano or geyser.
3. something that is erupted or ejected, as molten rock, volcanic ash, or steam.
4. Pathol.
a. the breaking out of a rash or the like.
b. a rash or exanthem.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

erupteruptive
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