Definition of base

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Base (n.) That extremity of a leaf, fruit, etc., at which it is attached to its support..

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Quadric :: Quadric (n.) A surface whose equation in three variables is of the second degree. Spheres, spheroids, ellipsoids, paraboloids, hyperboloids, also cones and cylinders with circular bases, are quadrics..
Porphyry :: Porphyry (n.) A term used somewhat loosely to designate a rock consisting of a fine-grained base (usually feldspathic) through which crystals, as of feldspar or quartz, are disseminated. There are red, purple, and green varieties, which are highly esteemed as marbles..
Pilaster :: Pilaster (n.) An upright architectural member right-angled in plan, constructionally a pier (See Pier, 1 (b)), but architecturally corresponding to a column, having capital, shaft, and base to agree with those of the columns of the same order. In most cases the projection from the wall is one third of its width, or less..
Base :: Base (n.) That part of an organ by which it is attached to another more central organ.
Barbet :: Barbet (n.) A bird of the family Bucconidae, allied to the Cuckoos, having a large, conical beak swollen at the base, and bearded with five bunches of stiff bristles; the puff bird. It inhabits tropical America and Africa..
Diacid :: Diacid (a.) Divalent; -- said of a base or radical as capable of saturating two acid monad radicals or a dibasic acid. Cf. Dibasic, a., and Biacid..
Rimbase :: Rimbase (n.) A short cylinder connecting a trunnion with the body of a cannon. See Illust. of Cannon.
Hydramine :: Hydramine (n.) One of a series of artificial, organic bases, usually produced as thick viscous liquids by the action of ammonia on ethylene oxide. They have the properties both of alcohol and amines..
Foundation :: Foundation (n.) The lowest and supporting part or member of a wall, including the base course (see Base course (a), under Base, n.) and footing courses; in a frame house, the whole substructure of masonry..
Basenet :: Basenet (n.) See Bascinet.
Base :: Base (n.) The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids..
Exergue :: Exergue (n.) The small space beneath the base line of a subject engraved on a coin or medal. It usually contains the date, place, engraver's name, etc., or other subsidiary matter..
Corrupt :: Corrupt (v. t.) To change from good to bad; to vitiate; to deprave; to pervert; to debase; to defile.
Acolyctine :: Acolyctine (n.) An organic base, in the form of a white powder, obtained from Aconitum lycoctonum..
Villain :: Villain (n.) One who holds lands by a base, or servile, tenure, or in villenage; a feudal tenant of the lowest class, a bondman or servant..
Neurine :: Neurine (n.) A poisonous organic base (a ptomaine) formed in the decomposition of protagon with boiling baryta water, and in the putrefraction of proteid matter. It was for a long time considered identical with choline, a crystalline body originally obtained from bile. Chemically, however, choline is oxyethyl-trimethyl-ammonium hydroxide, while neurine is vinyl-trimethyl-ammonium hydroxide..
Disdain :: Disdain (v. t.) To reject as unworthy of one's self, or as not deserving one's notice; to look with scorn upon; to scorn, as base acts, character, etc..
Crane :: Crane (n.) A machine for raising and lowering heavy weights, and, while holding them suspended, transporting them through a limited lateral distance. In one form it consists of a projecting arm or jib of timber or iron, a rotating post or base, and the necessary tackle, windlass, etc.; -- so called from a fancied similarity between its arm and the neck of a crane See Illust. of Derrick..
Die :: Die (n.) That part of a pedestal included between base and cornice; the dado.
Succubi :: Succubous (a.) Having the leaves so placed that the upper part of each one is covered by the base of the next higher leaf, as in hepatic mosses of the genus Plagiochila..
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