suction - definition of suction - synonyms, pronunciation, spelling from Free Dictionary

Open English WordNet

Noun (2)

a force over an area produced by a pressure differenceType of pressure, pressure level
the act of suckingSynonyms: sucking suckType of consumption, ingestion

Verb (2)

remove or draw away by the force of suction“the doctors had to suction the water from the patient's lungs”More general remove, take
empty or clean (a body cavity) by the force of suction“suction the uterus in an abortion”More general evacuate, void

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Webster's Dictionary (1913)

Suc′tion noun

Origin: L. sugere, suctum, to suck; cf. OF. suction. See Suck, transitive verb

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 pipe, 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.

Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54