SUCTION
sucking, suck, suction
(noun) the act of sucking
suction
(noun) a force over an area produced by a pressure difference
suction
(verb) empty or clean (a body cavity) by the force of suction; “suction the uterus in an abortion”
suction
(verb) remove or draw away by the force of suction; “the doctors had to suction the water from the patient’s lungs”
Source: WordNet® 3.1
Etymology
Noun
suction (usually uncountable, plural suctions)
(physics) A force which pushes matter from one space into another because the pressure inside the second space is lower than the pressure in the first.
(physics) A force holding two objects together because the pressure in the space between the items is lower than the pressure outside that space.
The process of creating an imbalance in pressure to draw matter from one place to another.
(dentistry) A device for removing saliva from a patient's mouth during dental operations, a saliva ejector.
(informal) influence; "pull".
Verb
suction (third-person singular simple present suctions, present participle suctioning, simple past and past participle suctioned)
To create an imbalance in pressure between one space and another in order to draw matter between the spaces.
To draw out the contents of a space.
Antonyms
• unsuction
Anagrams
• counits, scoutin', unstoic
Source: Wiktionary
Suc"tion, n. Etym: [L. sugere, suctum, to suck; cf. OF. suction. See
Suck, v. t.]
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition