Suc"tion(?), n. [L. sugere, suctum, to suck; cf. OF. suction. See Suck, v. t.] The act or process of sucking; the act of drawing, as fluids, by exhausting the air.
Suction chamber, the chamber of a pump into which the suction pipe delivers. --
Suction valve, the induction pipe, and induction valve, of a pump, respectively. --
Suction pump, the common pump, in which the water is raised into the barrel by atmospheric pressure. See Illust. of Pump.
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Fri 10th July 2020