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Force Pump :: Force pump () A pump having a solid piston, or plunger, for drawing and forcing a liquid, as water, through the valves; in distinction from a pump having a bucket, or valved piston..

Manometer :: Manometer (n.) An instrument for measuring the tension or elastic force of gases, steam, etc., constructed usually on the principle of allowing the gas to exert its elastic force in raising a column of mercury in an open tube, or in compressing a portion of air or other gas in a closed tube with mercury or other liquid intervening, or in bending a metallic or other spring so as to set in motion an index; a pressure gauge. See Pressure, and Illust. of Air pump..

Plunger :: Plunger (n.) A long solid cylinder, used, instead of a piston or bucket, as a forcer in pumps..

Sunfish :: Sunfish (n.) Any one of numerous species of perch-like North American fresh-water fishes of the family Centrachidae. They have a broad, compressed body, and strong dorsal spines. Among the common species of the Eastern United States are Lepomis gibbosus (called also bream, pondfish, pumpkin seed, and sunny), the blue sunfish, or dollardee (L. pallidus), and the long-eared sunfish (L. auritus). Several of the species are called also pondfish..

Pumpkin :: Pumpkin (n.) A well-known trailing plant (Cucurbita pepo) and its fruit, -- used for cooking and for feeding stock; a pompion..

Air Chamber :: Air chamber () A cavity containing air to act as a spring for equalizing the flow of a liquid in a pump or other hydraulic machine.

Hogger-pump :: Hogger-pump (n.) The for pump in the pit.

Cofferdam :: Cofferdam (n.) A water-tight inclosure, as of piles packed with clay, from which the water is pumped to expose the bottom (of a river, etc.) and permit the laying of foundations, building of piers, etc..

Air Vessel :: Air vessel () A vessel, cell, duct, or tube containing or conducting air; as the air vessels of insects, birds, plants, etc.; the air vessel of a pump, engine, etc. For the latter, see Air chamber. The air vessels of insects are called tracheae, of plants spiral vessels..

Windbore :: Windbore (n.) The lower, or bottom, pipe in a lift of pumps in a mine..

Pumping :: Pumping () a. & n. from pump.

Syringed :: Syringe (n.) A kind of small hand-pump for throwing a stream of liquid, or for purposes of aspiration. It consists of a small cylindrical barrel and piston, or a bulb of soft elastic material, with or without valves, and with a nozzle which is sometimes at the end of a flexible tube; -- used for injecting animal bodies, cleansing wounds, etc..

Elatrometer :: Elatrometer (n.) An instrument for measuring the degree of rarefaction of air contained in the receiver of an air pump.

Pump :: Pump (v. t.) Figuratively, to draw out or obtain, as secrets or money, by persistent questioning or plying; to question or ply persistently in order to elicit something, as information, money, etc..

Gourd :: Gourd (n.) A fleshy, three-celled, many-seeded fruit, as the melon, pumpkin, cucumber, etc., of the order Cucurbitaceae; and especially the bottle gourd (Lagenaria vulgaris) which occurs in a great variety of forms, and, when the interior part is removed, serves for bottles, dippers, cups, and other dishes..

Pumping :: pumping (p. pr. & vb. n.) of Pum.

Chapelet :: Chapelet (n.) A kind of chain pump, or dredging machine..

Sprent :: Sprengel pump () A form of air pump in which exhaustion is produced by a stream of mercury running down a narrow tube, in the manner of an aspirator; -- named from the inventor..

Leak :: Leak (v.) The entrance or escape of a fluid through a crack, fissure, or other aperture; as, the leak gained on the ship's pumps..

Chain Wheel :: Chain wheel () An inversion of the chain pump, by which it becomes a motor driven by water..

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