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A form of the voltaic battery having large plates, used for producing rapid and powerful combustion.

diaphragm in a furnace, or a come in a lamp (to deflect and mingle air and gases and help combustion).

An explosion or sudden report made by the instantaneous decomposition or combustion of unstable substances' as, the detonation of gun cotton.

A type of internal-combustion engine in which the air drawn in by the suction stroke is so highly compressed that the heat generated ignites the fuel (usually crude oil), the fuel being automatically sprayed into the cylinder under pressure. The Diesel engine has a very high thermal efficiency.

A pipe for leading combustible gases downward from the top of the blast furnace to the hot-blast stoves, boilers, etc., where they are burned.

Containing the combustible principle of coal. Kirwan.

inserted to complete a series of doors or windows or to give symmetry. -- False fire, a combustible carried by vessels of war, chiefly for signaling, but sometimes burned for the purpose of deceiving an enemy; also, a light on shore for decoying a vessel to destruction. -- False galena. See Blende. -- False impriso…

The evolution of light and heat in the combustion of bodies; combustion; state of ignition.

Proof against fire; incombustible.

The act or process of rendering anything incombustible; also, the materials used in the process.

cing a striking display of light, or a figure or figures in plain or colored fire, by the combustion of materials that burn in some peculiar manner, as gunpowder, sulphur, metallic filings, and various salts. The most common feature of fireworks is a paper or pasteboard tube filled with the combustible material. A numb…

To burn with a flame or blaze; to burn as gas emitted from bodies in combustion; to blaze. The main blaze of it is past, but a small thing would make it flame again. Shak.

A four-stroke cycle, as the Otto cycle, for an internal- combustion engine. -- Four"-cy`cle, a.

Any matter used to produce heat by burning; that which feeds fire; combustible matter used for fires, as wood, coal, peat, etc.

To smoke; to throw off fumes, as in combustion or chemical action; to rise up, as vapor. Where the golden altar fumed. Milton. Silenus lay, Whose constant cups lay fuming to his brain. Roscommon.

of the dead; as, funeral rites, honors, or ceremonies. Shak. Funeral pile, a structure of combustible material, upon which a dead body is placed to be reduced to ashes, as part of a funeral rite; a pyre. -- Fu"ner*al*ly, adv. [Obs.] Sir T. Browne.

An inclosed place in which heat is produced by the combustion of fuel, as for reducing ores or melting metals, for warming a house, for baking pottery, etc.; as, an iron furnace; a hot-air furnace; a glass furnace; a boiler furnace, etc.

A tube or casing filled with combustible matter, by means of which a charge of powder is ignited, as in blasting; -- called also fuzee. See Fuze. Fuse hole, the hole in a shell prepared for the reception of the fuse. Farrow.

A tube, filled with combustible matter, for exploding a shell, etc. See Fuse, n. Chemical fuze, a fuze in which substances separated until required for action are then brought into contact, and uniting chemically, produce explosion. -- Concussion fuze, a fuze ignited by the striking of the projectile. -- Electric fuz…

A kind of internal-combustion engine (which see) using fixed gas; also, broadly, any internal-combustion engine.