(a.) Pertaining to, having the nature of, fire; containing fire; resembling fire; as, an igneous appearance.
(a.) Resulting from, or produced by, the action of fire; as, lavas and basalt are igneous rocks.
Example Sentences:
(1) The gamma-ray absorbed dose rates in air above igneous rocks generally vary with their silica contents, and with the exception of shale, sedimentary rocks have lower K:U and K:Th ratios than most igneous rocks.
(2) Igneous activity is especially characterised by oscillating conditions.
(3) It was concluded that Hungarian rock-soil systems, especially the acid igneous rocks and the widely distributed young sediments (loess and sand formations) with most of the agricultural activity, are low in Se, and the mean serum Se level of the blood samples were also low.
(4) The aluminosilicate minerals of igneous and metamorphic rocks are mostly unstable in earth-surface weathering conditions.
(5) Seen from above, the concentric rings of hills and valleys make a near perfect circle, with different rings composed of different types of igneous rock.
(6) These fungi were incubated with the following iron-containing minerals: augite, hornblende, biotite, magnetite, hematite, and the igneous rock granodiorite.
(7) Uranium-rich igneous rock is dissolved by groundwater that emerges to the surface in nine hot springs (which are used for bathing).
(8) The phosphorus was locked in an igneous lithosphere as orthophosphate.
(9) The primitive Earth was highly deficient in the total available phosphorus until a sufficient quantity of phosphorus weathered from the igneous rocks in which it was entrapped.
(10) A natural, igneous fluorapatite was found to be even more effective in nucleotide synthesis than the more soluble hydroxylapatite.
(11) With the advent of the first primitive rainstorms the slow endless process of liberating the phosphorus from the igneous rock strata had begun.
Ignite
Definition:
(v. t.) To kindle or set on fire; as, to ignite paper or wood.
(v. t.) To subject to the action of intense heat; to heat strongly; -- often said of incombustible or infusible substances; as, to ignite iron or platinum.
(v. i.) To take fire; to begin to burn.
Example Sentences:
(1) Hair ignited in room air only when struck repeatedly at high energy, but easily ignited in 100% oxygen.
(2) Eight of the nine best descriptive studies indicated that alcohol exposure was more likely among those who died in fires ignited by cigarettes than those attributable to other causes.
(3) And in a broader sense, the sort of Conservatives who think intelligently and strategically – and there are more of them than you think – fret that a bearded 66-year-old socialist has ignited political debate in a way that absolutely nobody in the mainstream predicted.
(4) Twombly's work sold for millions and ignited the passions of followers.
(5) The Texas City Disaster on 16 April 1947 killed almost 600 people, when a fire ignited a huge quantity of ammonium nitrate on a ship moored in the Galveston Bay port, beginning a chain of explosions and fires.
(6) PA also spoke to Austin Yuill, whoa chef at the art school, who said he believed the blaze started when a spark ignited foam in the building's basement.
(7) But then a mismanaged clean-up in an underground garbage dump ignited a seam of anthracite eight miles long that proved impossible to extinguish.
(8) Police have refused to speculate whether the blast was caused by anhydrous ammonia igniting in the heat of the fire, or if there could be a criminal connection.
(9) But the spacecraft's rocket boosters failed to ignite after it had been launched into a parking orbit around the Earth in November.
(10) The sample is ignited in a closed atmosphere of oxygen and, after a series of redox reactions, the iodine is determined spectrophotometrically as the triiodide ion.
(11) Changes in lattice parameters (principally in the a-axis dimensions) and in the character of the IR absorption bands are correlated with weight losses at pyrolysis temperatures of 100 degrees to 400 degrees C and with effect of rehydration and reignition of previously ignited samples.
(12) Photograph: supplied Nauru: a powder keg waiting to ignite All the signs suggest a moment of crisis is approaching on Nauru .
(13) When I speak to Irish people, they’re very worried about the Troubles being kind of re-ignited.
(14) This pattern is not unique to London: it is evident in past riots throughout the US, from Cincinnati to Crown Heights in New York to the Los Angeles riots ignited by the Rodney King beating.
(15) Ukip leaflets gloat: “Labour will keep you in.” In Westminster I hear some Labour MPs secretly hoping a Stoke loss would ignite a “Corbyn must go” move.
(16) It could not be any clearer that support for Mladic and his apotheosis in the media are an unfortunate endorsement of Dimitrijevic's assessment that survivors of the atrocities of the 1992-1995 war have no reason to think that Serbian culture has abandoned the ideology that ignited aggressions.
(17) Burns resulting from clothing ignition, both daywear and nightwear, have decreased slightly in recent years.
(18) We report a case of severe thermal injury to the conducting airways due to either inhalational injury or to intratracheal ignition of the ether vehicle used in free-basing cocaine resulting in severe reactive airways disease and tracheal stenosis requiring reconstructive surgery.
(19) Last year, General Motors paid $900m to end an investigation into an ignition switch defect, which cut engines and disabled systems such as power steering and airbags, linked to 124 deaths.
(20) The presented cases emphasize the hazard of serving ignited food and drinks without taking appropriate safety measures.