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A solid consisting of a double twelve-sided pyramid; -- so called because the planes of this form occur on crystals of beryl.

A double slip of leather by which bells are fastened to a hawk's legs.

ich it is prefixed, to one of the other component, or that such constituent is present in double the ordinary proportion; as, bichromate, bisulphide. Be- and di- are often used interchangeably.

Double-bodied, as a lion having one head and two bodies.

Having the form of a double crescent.

One of the two double-pointed teeth which intervene between the canines (cuspids) and the molars, on each side of each jaw. See Tooth, n.

Twofold; double; of two kinds, degrees, etc. Shak.

A double form.

The double part of a rope when folded, in distinction from the ends; that is, a round, bend, or coil not including the ends; a loop.

antry, in the 14th and 15th centuries. A common form of bill consisted of a broad, heavy, double-edged, hook-shaped blade, having a short pike at the back and another at the top, and attached to the end of a long staff. France had no infantry that dared to face the English bows end bills. Macaulay.

Double location; the state or power of being in two places at the same instant; -- a miraculous power attributed to some of the saints. Tylor.

Having a double margin, as certain shells.

Of or relating to, or using, a double metallic standard (as gold and silver) for a system of coins or currency.

Twofold; double. [R.] "Binal revenge, all this." Ford.

le (Arith.), a uniform scale of notation whose ratio is two. -- Binary star (Astron.), a double star whose members have a revolution round their common center of gravity. -- Binary theory (Chem.), the theory that all chemical compounds consist of two constituents of opposite and unlike qualities.

Double; growing in pairs or couples. Gray.

That binds; obligatory. Binding beam (Arch.), the main timber in double flooring. -- Binding joist (Arch.), the secondary timber in double-framed flooring.

h two tubes joining, so as to enable a person to view an object with both eyes at once; a double- barreled field glass or an opera glass.

Having a shell or covering like a double shield.

Having a double beak, or two processes resembling beaks. The capsule is bilocular and birostrated. Ed. Encyc.