noun. An enclosed vessel in which water is heated and circulated, either as hot water or as steam, for heating or power.

noun. A container, such as a kettle, for boiling liquids.

noun. A storage tank for hot water.

noun. A small isolated reef or atoll below water.

noun. A boiler whose cross-section is an oval or an ellipse.

noun. A boiler made up of a number of tubes in which steam is generated; a water-tube boiler.

noun. A person who boils.

noun. A vessel in which anything is boiled.

noun. A strong metallic structure in which steam is generated for driving engines or for other purposes. See steam-boiler.

noun. Something, as a vegetable, that is suitable for boiling.

noun. A sunken reef; esp., a coral reef on which the sea breaks heavily.

noun. One who boils.

noun. A vessel in which any thing is boiled.

noun. A strong metallic vessel, usually of wrought iron plates riveted together, or a composite structure variously formed, in which steam is generated for driving engines, or for heating, cooking, or other purposes.

noun. the cylindrical part containing the flues.

noun. plate or rolled iron of about a quarter to a half inch in thickness, used for making boilers and tanks, for covering ships, etc.

noun. undefined

noun. one which consists of a single iron cylinder.

noun. are usually single shells containing a small number of large flues, through which the heat either passes from the fire or returns to the chimney, and sometimes containing a fire box inclosed by water.

noun. a boiler which contains an inclosed fire box and a large number of small flues leading to the chimney.

noun. Same as Tubular boiler, below.

noun. a boiler composed of a number of sections, which are usually of small capacity and similar to, and connected with, each other. By multiplication of the sections a boiler of any desired capacity can be built up.

noun. a boiler containing tubes which form flues, and are surrounded by the water contained in the boiler. See Illust. of Steam boiler, under Steam.

noun. See under Tubulous. See Tube, n., 6, and 1st Flue.

noun. Boilerplate.

noun. An apparatus that generates heat (usually by burning fuel) and uses it to heat circulating water (or sometimes another liquid) in a closed system that is then used for space heating, swimming pool heating, or domestic hot water or industrial processes.

noun. Less commonly, a hot water heater.

noun. A fuel burning apparatus in which water is boiled to produce steam for space heating, power generation, or industrial processes. (more precisely) An apparatus in which a heat source other than a hot liquid or steam (most commonly burning fuel, exhaust gas from an internal combustion engine or gas turbine, waste heat from a process, solar energy or electricity) is used to boil water (or rarely another liquid), under pressure to provide steam (or other gas) for use as a heat source in calorifiers, heat exchangers or heat emitters, or for use directly for humidification, in an industrial process, or to power steam turbines.

noun. A kitchen vessel for steaming or boiling food.

noun. sealed vessel where water is converted to steam

noun. a metal pot for stewing or boiling; usually has a lid

"To do away with the confusion resulting from an indefinite meaning of the term boiler horse power, the Committee of Judges in charge of the boiler trials at the Centennial Exposition, 1876, at Philadelphia, ascertained that a good engine of the type prevailing at the time required approximately 30 pounds of steam per hour per horse power developed."

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