English Reference

Word

erupt

US/ˈiɹəpt/

UK/ɪɹˈʌpt/

Definitions

01volcanoes

B2 · Upper Intermediate

v. to explode and throw out fire, ash, and melted rock.

v. to eject molten rock, ash, and gases suddenly and violently from a volcanic vent or geyser.

“The volcano erupted last night, covering the nearby village in a layer of grey ash.”

“Geologists monitored the seismic activity for weeks before the mountain finally erupted, sending a plume of ash miles into the atmosphere.”

Synonyms

02emotions or sounds

B2 · Upper Intermediate

v. to suddenly start making a loud noise or showing a strong feeling.

v. to give vent to sudden, loud, or intense emotion or sound.

“The crowd erupted in cheers when the player scored the winning goal.”

“The courtroom erupted into chaos as the verdict was read, forcing the judge to call for immediate order.”

Synonyms

Antonyms

03violence or disease

C1 · Advanced Formal

v. to start suddenly, like a fight, a war, or a rash on your skin.

v. to break out or appear suddenly and intensely, especially regarding social unrest or physical symptoms.

“Violence erupted in the city streets after the controversial new law was passed.”

“Medical staff were concerned when a strange rash erupted across the patient's torso shortly after the treatment began.”

04teeth

C2 · Proficiency Medicine Technical

v. when a new tooth grows through the gum in your mouth.

v. to emerge through the gingiva or gum tissue during the process of dental development.

“Babies often become fussy and cry more when their first teeth start to erupt.”

“The dentist used the X-ray to determine if the wisdom teeth were likely to erupt in a crowded position.”

Collocations

Common phrases and expressions where native English speakers use the word “erupt” in context.

Verb

01. erupt in violence

“The peaceful protest suddenly erupted in violence after the police arrived.”

verb + prep + noun

02. erupt into laughter

“The entire classroom erupted into laughter when the teacher made a funny face.”

verb + prep + noun

03. erupt with anger

“He erupted with anger when he found out that his car had been stolen.”

verb + prep + noun

04. suddenly erupt

“The volcano had been dormant for years before it suddenly erupted last night.”

adv + verb

Noun

05. fighting erupt

“Heavy fighting erupted along the border early this morning.”

noun + verb

06. volcano erupt

“Geologists warned that the volcano could erupt at any moment.”

noun + verb

Usage

The verb is intransitive when describing a volcano or a general situation, but often takes the preposition 'in' or 'into' when describing a sudden emotional reaction.

Real-World Examples

“We All Know the Story of the Pompeii Victims Who Died When Mount Vesuvius Erupted 2,000 Years Ago.”
Smithsonian Magazine 28 Jul 2026
“Swift J1727.8−1613 was discovered after it suddenly erupted in 2023 and quickly became one of the brightest X-ray sources in the sky.”
ScienceDaily 31 Jul 2026
“Helens erupted in southern Washington in May 1980.”
Smithsonian Magazine 21 Jul 2026

Etymology

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

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

VERB

erupt(B2)

Domain

Biology

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944EikenEikenTest in Practical English ProficiencyThe English proficiency test from the Eiken Foundation of Japan, widely taken by Japanese students. Grades run from 5 to 1, with Pre-1 and Pre-2 between them.Pre-1
Frequency
Occasional
Level
B2 · Upper IntermediateOxford
Updated

QR code

englishreference.com/q/erupt

English Reference