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Of or pertaining to arithmetic; according to the rules or method of arithmetic. Arithmetical complement of a logarithm. See Logarithm. -- Arithmetical mean. See Mean. -- Arithmetical progression. See Progression. -- Arithmetical proportion. See Proportion.

t; strength; support; as, the secular arm; the arm of the law. To whom is the arm of the Lord revealed Isa. lii. 1. Arm's end, the end of the arm; a good distance off. Dryden. -- Arm's length, the length of the arm. -- Arm's reach, reach of the arm; the distance the arm can reach. -- To go (or walk) arm in arm, to g…

A piece of soft iron used to connect the two poles of a magnet, or electro-magnet, in order to complete the circuit, or to receive and apply the magnetic force. In the ordinary horseshoe magnet, it serves to prevent the dissipation of the magnetic force.

heraldic arms or escutcheon of a family. Figures with armorial signs of race and birth. Wordsworth. Armorial bearings. See Arms, 4.

A manufactory of arms, as rifles, muskets, pistols, bayonets, swords. [U.S.]

A great number; a vast multitude; a host. An army of good words. Shak. Standing army, a permanent army of professional soldiers, as distinguished from militia or volunteers.

the table below), second, third, etc., line of defense (the regular army and its reserves ordinarily constituting the first line of defense), territorial forces, or the like. In countries where conscription prevails a soldier is supposed to serve a given number of years. He is usually enrolled first in the regular arm…

he larva of a small two-winged fly (Sciara), which marches in large companies, in regular order. See Cotton worm, under Cotton.

A barbarous word used by the old chemists to designate various medical remedies. [Obs.]

In a row, line, or rank; successively; in order. Shak. And twenty, rank in rank, they rode arow. Dryden.

The production of the tones of a chord in rapid succession, as in playing the harp, and not simultaneously; a strain thus played.

To put in proper order; to dispose (persons, or parts) in the manner intended, or best suited for the purpose; as, troops arranged for battle. So [they] came to the market place, and there he arranged his men in the streets. Berners. [They] were beginning to arrange their hampers. Boswell. A mechanism previously arrang…

The act of arranging or putting in an orderly condition; the state of being arranged or put in order; disposition in suitable form.

Order; a regular and imposing arrangement; disposition in regular lines; hence, order of battle; as, drawn up in battle array. Wedged together in the closest array. Gibbon.

rity of law; legal restraint; custody. Also, a decree, mandate, or warrant. William . . . ordered him to be put under arrest. Macaulay. [Our brother Norway] sends out arrests On Fortinbras; which he, in brief, obeys. Shak.

To please; to gratify. [Archaic] B. Jonson. Above all thy rarities, old Oxenford, what do most arride and solace me are thy repositories of moldering learning. Lamb.

ch is behind"; the rear; -- chiefly used as an adjective in the sense of behind, rear, subordinate. Arriere fee, Arriere fief, a fee or fief dependent on a superior fee, or a fee held of a feudatory. -- Arriere vassal, the vassal of a vassal.

alts the worth or importance of the person to an undue degree; proud contempt of others; lordliness; haughtiness; self-assumption; presumption. I hate not you for her proud arrogance. Shak.

t from a bow. Broad arrow. (a) An arrow with a broad head. (b) A mark placed upon British ordnance and government stores, which bears a rude resemblance to a broad arrowhead.

dexterous; skillful. He [was] too artful a writer to set down events in exact historical order. Dryden.