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 essential is as below...

Nataloin :: Nataloin (n.) A bitter crystalline substance constituting the essential principle of Natal aloes. Cf. Aloon.

Substantive :: Substantive (a.) Pertaining to, or constituting, the essential part or principles; as, the law substantive..

Substantialness :: Substantially (adv.) In a substantial manner; in substance; essentially.

Carboxyl :: Carboxyl (n.) The complex radical, CO.OH, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in common; -- called also oxatyl..

Accident :: Accident (n.) A property or quality of a thing which is not essential to it, as whiteness in paper; an attribute..

Unessential :: Unessential (a.) Void of essence, or real being..

Must :: Must (v. i. / auxiliary) To be morally required; to be necessary or essential to a certain quality, character, end, or result; as, he must reconsider the matter; he must have been insane..

Pyrethrin :: Pyrethrin (n.) A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor..

Helleborin :: Helleborin (n.) A poisonous glucoside found in several species of hellebore, and extracted as a white crystalline substance with a sharp tingling taste. It possesses the essential virtues of the plant; -- called also elleborin..

Mutability :: Mutability (n.) The quality of being mutable, or subject to change or alteration, either in form, state, or essential character; susceptibility of change; changeableness; inconstancy; variation..

Carmine :: Carmine (n.) The essential coloring principle of cochineal, extracted as a purple-red amorphous mass. It is a glucoside and possesses acid properties; -- hence called also carminic acid..

Ovary :: Ovary (n.) The essential female reproductive organ in which the ova are produced. See Illust. of Discophora.

Lime :: Lime (n.) Oxide of calcium; the white or gray, caustic substance, usually called quicklime, obtained by calcining limestone or shells, the heat driving off carbon dioxide and leaving lime. It develops great heat when treated with water, forming slacked lime, and is an essential ingredient of cement, plastering, mortar, etc..

Principle :: Principle (n.) Any original inherent constituent which characterizes a substance, or gives it its essential properties, and which can usually be separated by analysis; -- applied especially to drugs, plant extracts, etc..

Essentiality :: Essentiality (n.) The quality of being essential; the essential part.

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

Psychrometer :: Psychrometer (n.) An instrument for measuring the tension of the aqueous vapor in the atmosphere, being essentially a wet and dry bulb hygrometer..

Balsam :: Balsam (n.) A resin containing more or less of an essential or volatile oil.

Idea :: Idea (n.) A belief, option, or doctrine; a characteristic or controlling principle; as, an essential idea; the idea of development..

Condition :: Condition (n.) Essential quality; property; attribute.

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