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Having two hydrogen atoms which can be replaced by negative atoms or radicals to form salts; -- said of bases. See Diacid.

Having to hydrogen atoms which can be replaced by positive or basic atoms or radicals to form salts; -- said of acids. See Dibasic.

A carbonate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal carbonates; an acid carbonate; -- sometimes called supercarbonate.

A handbarrow or portable frame on which a corpse is placed or borne to the grave.

A case or box placed near the helmsman, containing the compass of a ship, and a light to show it at night. Totten.

Consisting of two pyramids placed base to base; having a pyramid at each of the extremities of a prism, as in quartz crystals.

Resembling two bucklers placed side by side.

A sulphate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal sulphates; an acid sulphate.

sides loopholed for musketry, and often an upper story projecting over the lower, or so placed upon it as to have its sides make an angle wit the sides of the lower story, thus enabling the defenders to fire downward, and in all directions; -- formerly much used in America and Germany.

A device for producing a current of air; as: (a) A metal plate temporarily placed before the upper part of a grate or open fire. (b) A machine for producing an artificial blast or current of air by pressure, as for increasing the draft of a furnace, ventilating a building or shaft, cleansing gram, etc.…

one or both ends, and sometimes with a hole bored through its length by which it may be placed on a spindle or pivot. It is used to hold yarn or thread, as in spinning or warping machines, looms, sewing machines, etc.

forming the upper part of a woman's dress, or a portion of it. Her bodice half way she unlaced. Prior.

The bed or box of a vehicle, on or in which the load is placed; as, a wagon body; a cart body.

A cushioned or a piece of soft wood covered with tarred canvas, placed on the trestletrees and against the mast, for the collars of the shrouds to rest on, to prevent chafing.

A bomb ketch. Bomb chest (Mil.), a chest filled with bombs, or only with gunpowder, placed under ground, to cause destruction by its explosion. -- Bomb ketch, Bomb vessel (Naut.), a small ketch or vessel, very strongly built, on which mortars are mounted to be used in naval bombardments; -- called also mortar vessel.…

The state of goods placed in a bonded warehouse till the duties are paid; as, merchandise in bond.

Placed under, or covered by, a bond, as for the payment of duties, or for conformity to coertain regulations. Bonded goods, goods placed in a bonded warehouse; goods, for the duties on which bonds are given at the customhouse. -- Bonded warehouse, a warehouse in which goods on which the duties are unpaid are stored un…

An additional piece of canvas laced to the foot of a jib or foresail in moderate winds. Hakluyt.

Something placed in a book to guide in finding a particular page or passage; also, a label in a book to designate the owner; a bookplate.

A label, placed upon or in a book, showing its ownership or its position in a library.