noun
Types of pumps include: air, chain, force, Geissler, lift, mercury, sand, shell, Sprengel, suction, sump, fuel, oil, heat, vacuum, oscillating, rotary displacement, piston, centrifugal, volute centrifugal, turbine centrifugal, jet, bucket; pulsometer, hydraulic ram;
See pump in Webster's New World Roget's A-Z Thesaurus II
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