[ ih-ruhp-tiv ]
See synonyms for eruptive on
  1. bursting forth, or tending to burst forth.

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

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

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

  1. Geology. an eruptive rock.

Origin of eruptive

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

Other words from eruptive

  • e·rup·tive·ly, adverb
  • e·rup·tiv·i·ty, e·rup·tive·ness, noun
  • non·e·rup·tive, adjective
  • post·e·rup·tive, adjective
  • pre·e·rup·tive, adjective
  • pre·e·rup·tive·ly, adverb
  • un·e·rup·tive, adjective

Words Nearby eruptive Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use eruptive in a sentence

British Dictionary definitions for eruptive


/ (ɪˈrʌptɪv) /

  1. erupting or tending to erupt

  2. resembling or of the nature of an eruption

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

  2. (of a disease) characterized by skin eruptions

Derived forms of eruptive

  • eruptively, adverb
  • eruptivity or eruptiveness, noun

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