Definition of suction Suction

/sʌˈkʃʌn/ - [sukshun] - suc•tion

We found 14 definitions of suction from 6 different sources.

What does suction mean?

Noun Plural: suctions
suction - a force over an area produced by a pressure difference
		force per unit area, pressure level, pressure a force that compels; "the public brought pressure to bear on the government"
suction - the act of sucking
		sucking, suck
		ingestion, uptake, intake, consumption a process of taking up or using up or consuming; "they developed paper napkins with a greater uptake of liquids"
Verb suctions, suctioning, suctioned
suction - empty or clean (a body cavity) by the force of suction; "suction the uterus in an abortion"
		void, empty, evacuate clear (a room, house, place) of occupants or empty or clear (a place or receptacle) of something; "The chemist voided the glass bottle"; "The concert hall was voided of the audience"
		surgical operation, surgical procedure, surgical process, surgery, operation a room where a doctor or dentist can be consulted; "he read the warning in the doctor's surgery"
suction - remove or draw away by the force of suction; "the doctors had to suction the water from the patient's lungs"

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suction (Noun)
The principle of physics by which matter is drawn from one space into another because the pressure inside the second space is lower than the pressure in the first.
suction (Noun)
The principle of physics by which one item is caused to adhere to another because the pressure in the space between the items is lower than the pressure outside that space.
suction (Noun)
The process of creating an imbalance in pressure to draw matter from one place to another.
suction (Verb)
To create an imbalance in pressure between one space and another in order to draw matter between the spaces.
suction (Verb)
To draw out the contents of a space.
suction (Adjective)
Of or relating to something that operates by the principle of creating an imbalance in pressure to draw matter from one place to another.

suction (v. t.)
The act or process of sucking; the act of drawing, as fluids, by exhausting the air.

suction
suk′shun, n. act or power of sucking: act of drawing, as fluids, by exhausting the air.—n. Suc′tion-pump, the common house-pump—not the force-pump.—adj. Suctō′rial, adapted for sucking: living by sucking—also Suctō′rious