Etymology : Latin eruptus, past participle of erumpere to burst forth, from e- + rumpere to break; more at REAVE
Pronunciation : i-'r&pt
Function : verb
Date : 1657
1. burst out (i.e. a volcano); suddenly appear, break out (i.e. a skin rash). erupt\e*rupt"\ , v. i. [see:
eruption.].
2. to eject something, esp. lava, water, etc., as a volcano or geyser.
3. to burst forth; to break out, as ashes from a volcano, teeth through the gums, etc. when the amount and power of the steam is equal to the demand, it erupts with violence through the lava flood and gives us a small volcano. j. w. dam.erupt \e*rupt"\ , v. t. [see:
eruption.] to cause to burst forth; to eject; as, to erupt lava.erupt v.
4. start abruptly; "after 1989, peace broke out in the former east bloc" [syn: break out].
5. erupt or intensify suddenly; "unrest erupted in the country"; "tempers flared at the meeting" [syn: flare up, flare, break open, burst out].
6. start to burn; "marsh gases ignited suddenly." [syn: ignite, catch fire, take fire].
7. as of teeth, for example; "the tooth erupted and had to be extracted" [syn: come out, break through, push through ].
8. become active and spew forth lava and rocks; of volcanoes; "vesuvius erupts once in a while" [syn: belch].
9. become suddenly excited or angry; "she flares up easily" [syn: flare, flare up].
10. force out or release suddenly and often violently something pent up; "break into tears"; "erupt in anger" [syn: break, burst].
11. become raw or open; as of skin eruptions; "he broke out in hives"; "my skin breaks out when i eat strawberries"; "such boils tend to recrudesce" [syn: recrudesce, break out ].
12. To cause to burst forth; to eject; as, to erupt lava.
13. To eject something, esp. lava, water, etc., as a volcano or geyser.
14. To burst forth; to break out, as ashes from a volcano, teeth through the gums, etc. become active and spew forth lava and rocks; "Vesuvius erupts once in a while" erupt or intensify suddenly; "Unrest erupted in the country"; "Tempers flared at the meeting"; "The crowd irrupted into a burst of patriotism" become raw or open; "He broke out in hives"; "My skin breaks out when I eat strawberries"; "Such boils tend to recrudesce" start abruptly; "After 1989, peace broke out in the former East Bloc" appear on the skin; "A rash erupted on her arms after she had touched the exotic plant" as of teeth, for example; "The tooth erupted and had to be extracted" start to burn or burst into flames; "Marsh gases ignited suddenly"; "The oily rags combusted spontaneously".
15. 1. When a volcano erupts, it throws out a lot of hot, melted rock called lava, as well as ash and steam. The volcano erupted in 1980, devastating a large area of Washington state + eruption eruptions erup·tion the volcanic eruption of Tambora in 1815.
16. If violence or fighting erupts, it suddenly begins or gets worse in an unexpected, violent way. Heavy fighting erupted there today after a two-day cease-fire = break out + eruption erup·tion this sudden eruption of violence.
17. When people in a place suddenly become angry or violent, you can say that they erupt or that the place erupts. In Los Angeles, the neighborhood known as Watts erupted into riots.
18. You say that someone erupts when they suddenly have a change in mood, usually becoming quite noisy. Then, without warning, she erupts into laughter + eruption erup·tion an eruption of despair.
19. If your skin erupts, sores or spots suddenly appear there. At the end of the second week, my skin erupted in pimples. + eruption erup·tion eruptions of adolescent acne.