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denoting two atoms, radicals, groups, or equivalents, as the case may be. See Bi-,

Having two atoms or equivalents of calcium to the molecule.

A salt of chromic acid containing two equivalents of the acid radical to one of the base; -- called also bichromate.

ed in characterizing a term. The term dimensions forms with the cardinal numbers a phrase equivalent to degree with the ordinal; thus, a2b2c is a term of five dimensions, or of the fifth degree.

An oxide containing but one atom or equivalent of oxygen to two of a metal; a suboxide. [Obs.] Carbon dioxide. See Carbonic acid, under Carbonic.

An acid salt of sulphuric acid, having only one equivalent of base to two of the acid.

Containing two equivalents of sulphur; as, dithionic acid. Dithionic acid (Chem.), an unstable substance, H2S2O6, known only in its solutions, and in certain well-defined salts.

nk in classification; a portion of a tribe or of a class; or, in some recent authorities, equivalent to a subkingdom. Cell division (Biol.), a method of cell increase, in which new cells are formed by the division of the parent cell. In this process, the cell nucleus undergoes peculiar differentiations and changes, as…

of pyroxene and a triclinic feldspar with magnetic iron. By many authors it is considered equivalent to a coarse-grained basalt.

Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc. Let a double portion of thy spirit be upon me. 2 Kings ii. 9. Darkness and tempest make a double night. Dryden.

icity, or an electric current; sometimes used to express the degree of electrification as equivalent to potential, or more properly difference of potential.

To furnish with money or its equivalent, as a permanent fund for support; to make pecuniary provision for; to settle an income upon; especially, to furnish with dower; as, to endow a wife; to endow a public institution. Endowing hospitals and almshouses. Bp. Stillingfleet.

ully; quite; -- used to express slight augmentation of the positive degree, and sometimes equivalent to very; as, he is ready enough to embrace the offer. I know you well enough; you are Signior Antonio. Shak. Thou knowest well enough . . . that this is no time to lend money. Shak.

Having equal power or force; equivalent. Bacon.

The condition of being equivalent or equal; equality of worth, value, signification, or force; as, an equivalence of definitions.

Work, measured in terms of the quantity of heat to which it is equivalent.

resented as one of the first and creative gods, by later writers as the son of Aphrodite, equivalent to the Latin god Cupid.

The act of giving or taking one thing in return for another which is regarded as an equivalent; as, an exchange of cattle for grain.

An ancient geometrical method in which an exhaustive process was employed. It was nearly equivalent to the modern method of limits.

To extinguish the guilt of by sufferance of penalty or some equivalent; to make complete satisfaction for; to atone for; to make amends for; to make expiation for; as, to expiate a crime, a guilt, or sin. To expiate his treason, hath naught left. Milton. The Treasurer obliged himself to expiate the injury. Clarendon.…