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nt and often double in cultivated varieties. The species are mostly perennial herbs, with opposite linear leaves, and handsome five- petaled flowers with a tubular calyx.

Having opposite surfaces exactly plane and parallel, as a piece of glass.

cosahedron. -- Platonic love, a pure, spiritual affection, subsisting between persons of opposite sex, unmixed with carnal desires, and regarding the mind only and its excellences; -- a species of love for which Plato was a warm advocate. -- Platonic year (Astron.), a period of time determined by the revolution of th…

To form a column from a line of troops on some designated subdivision; -- the opposite of deploy. Wilhelm.

movement of forming a column from a line of troops on some designated subdivision; -- the opposite of deployment.

or surface. -- Polar forces (Physics), forces that are developed and act in pairs, with opposite tendencies or properties in the two elements, as magnetism, electricity, etc. -- Polar hare (Zoöl.), a large hare of Arctic America (Lepus arcticus), which turns pure white in winter. It is probably a variety of the comm…

That quality or condition of a body in virtue of which it exhibits opposite, or contrasted, properties or powers, in opposite, or contrasted, parts or directions; or a condition giving rise to a contrast of properties corresponding to a contrast of positions, as, for example, attraction and repulsion in the opposite pa…

One of the opposite or contrasted parts or directions in which a polar force is manifested; a point of maximum intensity of a force which has two such points, or which has polarity; as, the poles of a magnet; the north pole of a needle.

The space, at one end, between opposite trusses when these are terminated by inclined braces.

d by giving them different refracting angles, so that, when placed together so as to have opposite relative positions, a ray of light passed through them is refracted or bent into a new position, but is free from color. -- Nicol's prism, Nicol prism. Etym: [So called from Wm. Nicol, of Edinburgh, who first proposed it…

An instrument which exhibits objects with their proper relief reversed; -- an effect opposite to that produced by the stereoscope. Wheatstone.

e Portulaca. -- Purslane tree, a South African shrub (Portulacaria Afra) with many small opposite fleshy obovate leaves. -- Sea purslane, a seashore plant (Arenaria peploides) with crowded opposite fleshy leaves. -- Water purslane, an aquatic plant (Ludwiqia palustris) but slightly resembling purslane.…

A substance which becomes electrically polar when heated, exhibiting opposite charges of statical electricity at two separate parts, especially the two extremities.

Having four equal sides, the opposite sides parallel, and four right angles; square. Figures, some round, some triangle, some quadrate. Foxe.

-- a butcher's term. -- On the quarter (Naut.), in a direction between abeam and astern; opposite, or nearly opposite, a vessel's quarter. -- Quarter aspect. (Astrol.) Same as Quadrate. -- Quarter back (Football), the player who has position next behind center rush, and receives the ball on the snap back. -- Quarte…

hogweed. Great ragweed, a coarse American herb (Ambrosia trifida), with rough three-lobed opposite leaves.

ntric bands, the several colors of the spectrum, and formed in the part of the hemisphere opposite to the sun by the refraction and reflection of the sun's rays in drops of falling rain.

To return an impulse or impression; to resist the action of another body by an opposite force; as, every body reacts on the body that impels it from its natural state.

y subjected to the action of a force from another body exerts upon the latter body in the opposite direction. Reaction is always equal and opposite to action, that is to say, the actions of two bodies upon each other are always equal and in opposite directions. Sir I. Newton (3d Law of Motion).

ce. -- Trial by record, a trial which is had when a matter of record is pleaded, and the opposite party pleads that there is no such record. In this case the trial is by inspection of the record itself, no other evidence being admissible. Blackstone. -- To beat, or break, the record (Sporting), to surpass any perform…