Dictionary.com
Thesaurus.com
Synonyms

eruptive

American  
[ih-ruhp-tiv] / ɪˈrʌp tɪv /

adjective

  1. bursting forth, or tending to burst forth.

  2. pertaining to or of the nature of an eruption.

  3. Geology. noting a rock formed by the eruption of molten material.

  4. Pathology. causing or accompanied by an eruption or rash.


noun

  1. Geology. an eruptive rock.

eruptive British  
/ ɪˈrʌptɪv /

adjective

  1. erupting or tending to erupt

  2. resembling or of the nature of an eruption

  3. (of rocks) formed from such products as ash and lava resulting from volcanic eruptions

  4. (of a disease) characterized by skin eruptions

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of eruptive

From the French word éruptif, dating back to 1640–50. See erupt, -ive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The system was also evaluated using historical data from 24 eruptions between 1998 and 2010, where the Jerk signal consistently appeared before eruptive events.

From Science Daily Mar. 15, 2026

And a planned field campaign this month to Waesche will explore the possibility that climate change could reawaken ice-bound volcanoes, whose hot, eruptive bursts could in turn accelerate ice loss in a new, dangerous feedback.

From Science Magazine Dec. 2, 2024

After an 800-year hiatus, eruptions on the Reykjanes Peninsula began again in 2021, which may mark a new "eruptive cycle", the IMO's Matthew Roberts says.

From BBC Nov. 15, 2023

Mount St. Helens’ eruptive history began roughly 40,000 years ago with dacitic volcanism, behavior that tends to be explosive and yields large amounts of ash and pumice.

From Seattle Times Nov. 7, 2023

Among the possibilities mentioned were jail fever, camp fever, eruptive military fever, and autumnal fever.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training