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Meaning of VOLCANIC

Pronunciation:  vâl'kanik

WordNet Dictionary
  1. [adj]  igneous rock produced by eruption and solidified on or near the earth's surface; rhyolite or andesite or basalt; "volcanic rock includes the volcanic glass obsidian"
  2. [adj]  explosively unstable; "a volcanic temper"
  3. [adj]  relating to or produced by or consisting of volcanoes; "volcanic steam"; "volcanic islands such as Iceland"; "a volcanic cone is a conical mountain or hill built up of material from volcanic eruptions"

VOLCANIC is a 8 letter word that starts with V.


 Synonyms: eruptive, extrusive, unstable



Webster's 1913 Dictionary
\Vol*can"ic\, a. [Cf. F. volcanique, It. vulcanico.]
1. Of or pertaining to a volcano or volcanoes; as, volcanic

2. Produced by a volcano, or, more generally, by igneous
   agencies; as, volcanic tufa.

3. Changed or affected by the heat of a volcano.

{Volcanic bomb}, a mass ejected from a volcano, often of
   molten lava having a rounded form.

{Volcanic cone}, a hill, conical in form, built up of
   cinders, tufa, or lava, during volcanic eruptions.

{Volcanic foci}, the subterranean centers of volcanic action;
   the points beneath volcanoes where the causes producing
   volcanic phenomena are most active.

{Volcanic glass}, the vitreous form of lava, produced by
   sudden cooling; obsidian. See {Obsidian}.

{Volcanic mud}, fetid, sulphurous mud discharged by a

{Volcanic rocks}, rocks which have been produced from the
   discharges of volcanic matter, as the various kinds of
   basalt, trachyte, scoria, obsidian, etc., whether compact,
   scoriaceous, or vitreous.