The process of obtaining something from a mixture or compound by chemical or physical or mechanical means

Usage examples of extraction.

This must be the one alluded to by Jerdon, but he does not state the extraction of the viscera, which would add somewhat to the weight.

To expedite the extraction, she drew out an arm and amputated it, and finding the extraction still difficult, she cut off the head and completely emptied the womb, including the placenta.

Almost all the flowers, the herbs, and the fruits, that grow in our European gardens, are of foreign extraction, which, in many cases, is betrayed even by their names: the apple was a native of Italy, and when the Romans had tasted the richer flavor of the apricot, the peach, the pomegranate, the citron, and the orange, they contented themselves with applying to all these new fruits the common denomination of apple, discriminating them from each other by the additional epithet of their country.

The civil offices of consul, of proconsul, of censor, and of tribune, by the union of which it had been formed, betrayed to the people its republican extraction.

They may be dissolved in hydrofluoric acid either at once or after fusion with bisulphate of potash, and extraction with cold water.

Bakhtiars Precision Burins, Portentous Potions, and Essence Extractions, Inc.

Sodium hydroxide concentrations may also need to be increased to complete extraction of the more stubborn minerals.

This last recipe is for the extraction of hashish from marihuana, but in the Middle Eastern countries, where they can afford it, there is another method for the preparation of hash.

When, after a few weeks, the burlap is taken up, the material covering it is the finest-quality marihuana extraction possible.

Gloucester insisted that the Mise of Lewes and the Provisions of Oxford had not been properly observed, hinting unmistakably at the foreign birth and extraction of his rival.

That his estates were as vast as an average English county, and his ancestry among the noblest in Europe, would not alone perhaps have arrested the attention of the paragraphists, since acres and forefathers of foreign extraction are rightly regarded as conferring at the most a claim merely to toleration.

Lambert Simnel, a youth of fifteen years of age, who was son of a baker, and who, being endowed with understanding above his years, and address above his condition, seemed well fitted to personate a prince of royal extraction.

Dead Sea, they found the sulphur extraction plant, a town-sized site encompassing hundreds of square miles of piping, chemical tanks, mineral silos, transport vehicles, all visible, and a nuclear reactor with a fissionable center under twenty feet of prestressed, reinforced concrete, buried invisibly deep beneath the desert sand.

There are two other recent cases recorded of extraction after an hour had expired from the death.

Beside their primary purpose of plutonium production, they furnished heat for the sea-water distillation and chemical extraction system, processing the water that was run through the steam boilers at the main power reactors, condensed, redistilled, and finally pumped, pure, into the water mains of New York.