erupt

Meanings

1. 1
   verb

   become active and spew forth lava and rocks

   Vesuvius erupts once in a while

2. 2
   verb

   erupt or intensify suddenly

   Unrest erupted in the country

3. 3
   verb

   appear on the skin

   A rash erupted on my arms after I touched the exotic plant.

4. 4
   verb

   break out

   The tooth erupted and had to be extracted

5. 5
   verb

   To eject something violently (such as lava or water, as from a volcano or geyser).

   The volcano erupted, spewing lava across a wide area.

6. 6
   verb

   To burst forth; to break out.

   The third molar tooth erupts late in most people, and sometimes does not appear at all.

7. 7
   verb

   To spontaneously release pressure or tension.

   The crowd erupted in anger.

8. 8
   verb

   (Of birds, insects, etc.) To suddenly appear in a certain region in large numbers.

   After particularly good seasons, flocks "erupt" from their breeding grounds and appear in reed beds where they have not been seen for years, if ever.

Etymology

From Latin eruptus, past participle of ērumpō (“to break out (of), to burst out (from)”), from e (“out”) + rumpō (“to break”).