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To deprive of anything essential. Bereft and gelded of his patrimony. Shak.

Henneberg. A small amount of iron is sometimes added to make it whiter and harder. It is essentially identical with the Chinese alloy packfong. It was formerly much used for tableware, knife handles, frames, cases, bearings of machinery, etc., but is now largely superseded by other white alloys. -- German steel (Meta…

A construction consisting essentially of one or more aëroplanes for gliding in an inclined path from a height to the ground.

A compound radical, C3H5, regarded as the essential radical of glycerin. It is metameric with allyl. Called also propenyl.

A divalent, compound radical, CO.CH2, regarded as the essential radical of glycolic acid, and a large series of related compounds.

One of the essential principles of the hedge hyssop (Gratiola officinalis).

een (Chem.) a green pigment employed by the French artist, Adrian Gusgnet, and consisting essentially of a basic hydrate of chromium. -- Methyl green (Chem.), an artificial rosaniline dyestuff, obtained as a green substance having a brilliant yellow luster; -- called also light-green. -- Mineral green. See under Mine…

A trade name for a dyestuff, consisting essentially of impure fuchsine.

That which forms the foundation or support of anything; the basis; the essential or fundamental part; first principle. Dryden.

A yellow amorphous mineral, essentially a hydrated oxide of uranium derived from the alteration of uraninite.

A modification of the gyroscope, consisting essentially of a fly wheel fixed inside a rigid case to which is attached a thin flange of metal for supporting the instrument. It is used in studying the dynamics of rotating bodies.

The nearest the middle or center; the part most hidden and within; the inmost or most essential part of any body or system; the source of life and motion in any organization; the chief or vital portion; the center of activity, or of energetic or efficient action; as, the heart of a country, of a tree, etc. Exploits don…

extracted as a white crystalline substance with a sharp tingling taste. It possesses the essential virtues of the plant; -- called also elleborin.

s formed by fusing sulphur with carbonates of the alkalies (esp. potassium), and consists essentially of alkaline sulphides. Called also hepar sulphuris (.

A compound radical, C7H15, regarded as the essential radical of heptane and a related series of compounds.

An offense against Christianity, consisting in a denial of some essential doctrine, which denial is publicly avowed, and obstinately maintained. A second offense is that of heresy, which consists not in a total denial of Christianity, but of some its essential doctrines, publicly and obstinately avowed. Blackstone.…

e Cretaceous deposits of Kansas, belonging to the Odontornithes. They had teeth, and were essentially carnivorous swimming ostriches. Several species are known. See Illust. in Append.

Having different essential qualities; of a different nature.

The essential radical, C16H33, of hecdecane.

A compound radical, C6H13, regarded as the essential residue of hexane, and a related series of compounds.