Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of igneous is as below...

Plutonist :: Plutonist (n.) One who adopts the geological theory of igneous fusion; a Plutonian. See Plutonism.

Semiligneous :: Semiligneous (a.) Half or partially ligneous, as a stem partly woody and partly herbaceous..

Sida :: Sida (n.) A genus of malvaceous plants common in the tropics. All the species are mucilaginous, and some have tough ligneous fibers which are used as a substitute for hemp and flax..

Plutonic :: Plutonic (a.) Of, pertaining to, or designating, the system of the Plutonists; igneous; as, the Plutonic theory..

Toadstone :: Toadstone (n.) A local name for the igneous rocks of Derbyshire, England; -- said by some to be derived from the German todter stein, meaning dead stone, that is, stone which contains no ores..

Phonolite :: Phonolite (n.) A compact, feldspathic, igneous rock containing nephelite, hauynite, etc. Thin slabs give a ringing sound when struck; -- called also clinkstone..

Scintillant :: Scintillant (a.) Emitting sparks, or fine igneous particles; sparkling..

Gabbro :: Gabbro (n.) A name originally given by the Italians to a kind of serpentine, later to the rock called euphotide, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene (diallage) and labradorite, with sometimes chrysolite (olivine gabbro)..

Pyrogenous :: Pyrogenous (a.) Produced by fire; igneous.

Stamina :: Stamina (n. pl.) The fixed, firm part of a body, which supports it or gives it strength and solidity; as, the bones are the stamina of animal bodies; the ligneous parts of trees are the stamina which constitute their strength..

Trap :: Trap (n.) An old term rather loosely used to designate various dark-colored, heavy igneous rocks, including especially the feldspathic-augitic rocks, basalt, dolerite, amygdaloid, etc., but including also some kinds of diorite. Called also trap rock..

Eruptive :: Eruptive (a.) Produced by eruption; as, eruptive rocks, such as the igneous or volcanic..

Ditroite :: Ditroite (n.) An igneous rock composed of orthoclase, elaeolite, and sodalite..

Laccolith :: Laccolith (n.) A mass of igneous rock intruded between sedimentary beds and resulting in a mammiform bulging of the overlying strata.

Anorthite :: Anorthite (n.) A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See Feldspar..

Albite :: Albite (n.) A mineral of the feldspar family, triclinic in crystallization, and in composition a silicate of alumina and soda. It is a common constituent of granite and of various igneous rocks. See Feldspar..

Igneous :: Igneous (a.) Resulting from, or produced by, the action of fire; as, lavas and basalt are igneous rocks..

Basalt :: Basalt (n.) A rock of igneous origin, consisting of augite and triclinic feldspar, with grains of magnetic or titanic iron, and also bottle-green particles of olivine frequently disseminated..

Leucoxene :: Leucoxene (n.) A nearly opaque white mineral, in part identical with titanite, observed in some igneous rocks as the result of the alteration of titanic iron..

Dike :: Dike (n.) A wall-like mass of mineral matter, usually an intrusion of igneous rocks, filling up rents or fissures in the original strata..

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