Definition of essential

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Essential (a.) Containing the essence or characteristic portion of a substance, as of a plant; highly rectified; pure; hence, unmixed; as, an essential oil..

Lern More About Essential

Essential :: Essential (a.) Important in the highest degree; indispensable to the attainment of an object; indispensably necessary.
Nectocalyx :: Nectocalyx (n.) One of the zooids of certain Siphonophora, having somewhat the form, and the essential structure, of the bell of a jellyfish, and acting as a swimming organ..
Fundamental :: Fundamental (n.) A leading or primary principle, rule, law, or article, which serves as the groundwork of a system; essential part, as, the fundamentals of the Christian faith..
Bioplasm :: Bioplasm (n.) A name suggested by Dr. Beale for the germinal matter supposed to be essential to the functions of all living beings; the material through which every form of life manifests itself; unaltered protoplasm.
Lip :: Lip (n.) One of the two fleshy folds which surround the orifice of the mouth in man and many other animals. In man the lips are organs of speech essential to certain articulations. Hence, by a figure they denote the mouth, or all the organs of speech, and sometimes speech itself..
Diachylum :: Diachylum (n.) A plaster originally composed of the juices of several plants (whence its name), but now made of an oxide of lead and oil, and consisting essentially of glycerin mixed with lead salts of the fat acids..
Gyrostat :: Gyrostat (n.) 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..
Tennantite :: Tennantite (n.) A blackish lead-gray mineral, closely related to tetrahedrite. It is essentially a sulphide of arsenic and copper..
Propenyl :: Propenyl (n.) A hypothetical hydrocarbon radical, C3H5, isomeric with allyl and glyceryl, and regarded as the essential residue of glycerin. Cf. Allyl, and Glyceryl..
Discipline :: Discipline (n.) A system of essential rules and duties; as, the Romish or Anglican discipline..
Opodeldoc :: Opodeldoc (n.) A saponaceous, camphorated liniment; a solution of soap in alcohol, with the addition of camphor and essential oils; soap liniment..
Idea :: Idea (n.) A belief, option, or doctrine; a characteristic or controlling principle; as, an essential idea; the idea of development..
Substance :: Substance (n.) The most important element in any existence; the characteristic and essential components of anything; the main part; essential import; purport.
Roscoelite :: Roscoelite (n.) A green micaceous mineral occurring in minute scales. It is essentially a silicate of aluminia and potash containing vanadium.
Vitals :: Vitals (n. pl.) Fig.: The part essential to the life or health of anything; as, the vitals of a state..
Substantialness :: Substantially (adv.) In a substantial manner; in substance; essentially.
Mint :: Mint (n.) The name of several aromatic labiate plants, mostly of the genus Mentha, yielding odoriferous essential oils by distillation. See Mentha..
Intrinsically :: Intrinsically (adv.) Internally; in its nature; essentially; really; truly.
Pyroxenite :: Pyroxenite (n.) A rock consisting essentially of pyroxene.
Glyceryl :: Glyceryl (n.) A compound radical, C3H5, regarded as the essential radical of glycerin. It is metameric with allyl. Called also propenyl..
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