Adjacent Words

Volcanic definitions

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Webster's 1828 Dictionary

VOLCAN'IC, a. [from volcano.]
1. Pertaining to volcanoes; as volcanic heat.
2. Produced by a volcano; as volcanic tufa.
3. Changed or affected by the heat of a volcano.

WordNet (r) 3.0 (2005)

adj
1: 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"
2: explosively unstable; "a volcanic temper"
3: 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"

Merriam Webster's

I. adjective Date: 1774 1. a. of, relating to, or produced by a volcano b. characterized by volcanoes <a volcanic range> c. made of materials from volcanoes 2. explosively violent ; volatile <volcanic emotions> • volcanically adverb II. noun Date: 1894 a volcanic rock

Oxford Reference Dictionary

adj. (also vulcanic) of, like, or produced by a volcano. Phrases and idioms: volcanic bomb a mass of ejected lava usu. rounded and sometimes hollow. volcanic glass obsidian. Derivatives: volcanically adv. volcanicity n. Etymology: F volcanique f. volcan VOLCANO

Webster's 1913 Dictionary

Volcanic Vol*can"ic, a. [Cf. F. volcanique, It. vulcanico.] 1. Of or pertaining to a volcano or volcanoes; as, volcanic heat. 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 volcano. 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.

Collin's Cobuild Dictionary

Volcanic means coming from or created by volcanoes. Over 200 people have been killed by volcanic eruptions... ADJ: usu ADJ n

Moby Thesaurus

agitable, bursting, combustible, detonating, edgy, emotional, emotionally unstable, eruptive, excitable, explodable, explosible, explosive, fierce, fiery, fulminating, furious, hasty, high-mettled, high-spirited, high-strung, highly emotional, hot, hot-tempered, hotheaded, impetuous, inflammable, irascible, irritable, mettlesome, nervous, passionate, peppery, perturbable, prickly, quick, quick-tempered, sensitive, short-tempered, simmering, skittish, spunky, startlish, stormy, tempestuous, tornadic, touchy, vehement, violent, wild