- To erupt is defined as to explode or to burst out suddenly.
- When lava begins to pour from a volcano, this is an example of erupt.
- When you hold anger inside often but you suddenly get fed up and lash out yelling, this is an example of a time when you erupt in anger.
- When you suddenly break out in hives, this is an example of a time when hives erupt.
A volcano erupts.Licensed from iStockPhoto
- to burst forth or out, as from some restraint: erupting lava, a riot erupted
- to throw forth lava, water, steam, etc., as a volcano or geyser
- to break out in a rash
- to break through the gums and become visible: said of new teeth
Origin: ; from Classical Latin eruptus, past participle of erumpere, to break out, burst forth ; from e-, out plush rumpere, to break: see rupture
- eruptible adjective
Used by arrangement with John Wiley & Sons, Inc.
verb e·rupt·ed, e·rupt·ing, e·rupts verb, intransitive
- To emerge violently from restraint or limits; explode: My neighbor erupted in anger over the noise.
- To become violently active: The volcano erupted after years of dormancy.
- To force out or release something, such as steam, with violence or suddenness.
- a. To break through the gums in developing. Used of teeth.b. To appear on the skin. Used of a rash or blemish.
Origin: Latin ērumpere, ērupt- : ē-, ex-, ex- + rumpere, to break; see reup- in Indo-European roots.
- e·rupˈtive adjective
- e·rupˈtive·ly adverb
erupt - Medical Definition
- To break through the gums in developing. Used of teeth.
- To appear on the skin. Used of a rash or blemish.