Definition of base

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Base (n.) A substance used as a mordant.

Lern More About Base

Quinizine :: Quinizine (n.) any one of a series of nitrogenous bases, certain of which are used as antipyretics..
Alisphenoidal :: Alisphenoidal (a.) Pertaining to or forming the wing of the sphenoid; relating to a bone in the base of the skull, which in the adult is often consolidated with the sphenoid; as, alisphenoid bone; alisphenoid canal..
Rhematic :: Rhematic (a.) Having a verb for its base; derived from a verb; as, rhematic adjectives..
Parvoline :: Parvoline (n.) A liquid base, C/H/N, of the pyridine group, found in coal tar; also, any one of the series of isometric substances of which it is the type..
Mortifying :: Mortifying (a.) Tending to humble or abase; humiliating; as, a mortifying repulse..
Billon :: Billon (n.) An alloy of gold and silver with a large proportion of copper or other base metal, used in coinage..
Bend :: Bend (n.) One of the honorable ordinaries, containing a third or a fifth part of the field. It crosses the field diagonally from the dexter chief to the sinister base..
Hydrosulphite :: Hydrosulphite (n.) A saline compound of hydrosulphurous acid and a base.
Area :: Area (n.) The sunken space or court, giving ingress and affording light to the basement of a building..
Metabases :: Metabases (pl. ) of Metabasi.
Onychia :: Onychia (n.) An affection of a finger or toe, attended with ulceration at the base of the nail, and terminating in the destruction of the nail..
Equitant :: Equitant (a.) Overlapping each other; -- said of leaves whose bases are folded so as to overlap and bestride the leaves within or above them, as in the iris..
Porphyritic :: Porphyritic (a.) Relating to, or resembling, porphyry, that is, characterized by the presence of distinct crystals, as of feldspar, quartz, or augite, in a relatively fine-grained base, often aphanitic or cryptocrystalline..
Tricostate :: Tricostate (a.) Three-ribbed; having three ribs from the base.
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..
Lophine :: Lophine (n.) A nitrogenous organic base obtained by the oxidation of amarine, and regarded as a derivative of benzoic aldehyde. It is obtained in long white crystalline tufts, -- whence its name..
Covert :: Covert (a.) One of the special feathers covering the bases of the quills of the wings and tail of a bird. See Illust. of Bird.
Escutcheon :: Escutcheon (n.) The surface, usually a shield, upon which bearings are marshaled and displayed. The surface of the escutcheon is called the field, the upper part is called the chief, and the lower part the base (see Chiff, and Field.). That side of the escutcheon which is on the right hand of the knight who bears the shield on his arm is called dexter, and the other side sinister..
Unicostate :: Unicostate (a.) Having a single rib or strong nerve running upward from the base; -- said of a leaf.
Metalloid :: Metalloid (n.) Formerly, the metallic base of a fixed alkali, or alkaline earth; -- applied by Sir H. Davy to sodium, potassium, and some other metallic substances whose metallic character was supposed to be not well defined..
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