Dictionary.com
definitions
  • synonyms

volcanic

[vol-kan-ik]
See more synonyms for volcanic on Thesaurus.com
adjective
  1. of or relating to a volcano: a volcanic eruption.
  2. discharged from or produced by volcanoes: volcanic mud.
  3. characterized by the presence of volcanoes: a volcanic area.
  4. suggestive of or resembling a volcano; potentially explosive; volatile: a volcanic temper.
Show More

Origin of volcanic

1765–75; volcan(o) + -ic; compare French volcanique
Related formsvol·can·i·cal·ly, adverbvol·can·ic·i·ty [vol-kuh-nis-i-tee] /ˌvɒl kəˈnɪs ɪ ti/, nounnon·vol·can·ic, adjectivesem·i·vol·can·ic, adjectivesem·i·vol·can·i·cal·ly, adverbun·vol·can·ic, adjectiveun·vol·can·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for volcanicity

volcanic

adjective
  1. of, relating to, produced by, or characterized by the presence of volcanoesa volcanic region
  2. suggestive of or resembling an erupting volcanoa volcanic era
  3. another word for extrusive (def. 2)
Show More
Derived Formsvolcanically, adverbvolcanicity (ˌvɒlkəˈnɪsɪtɪ), 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

Word Origin and History for volcanicity

volcanic

adj.

1774, from French volcanique (see volcano). Figurative sense of "prone to explosive activity" is attested from 1854.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper