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the act, process, or condition of sucking.
the force that, by a pressure differential, attracts a substance or object to the region of lower pressure.
the act or process of producing such a force.
verb (used with object)
to draw out or remove by aspiration.
the act or process of sucking
the force or condition produced by a pressure difference, as the force holding a suction cap onto a surface
the act or process of producing such a force or condition

A force acting on a fluid caused by difference in pressure between two regions, tending to make the fluid flow from the region of higher pressure to the region of lower pressure.

The act of reducing pressure to create such a force, as by the use of a pump or fan.

suck up to


Read Also:

  • Suction-and-curettage

    noun, Surgery. 1. a technique involving extraction of the fetus through a suction tube, used to perform abortions during the early stages of pregnancy.

  • Suction-cup

    noun 1. a cup-shaped object of rubber, glass, plastic, etc., which, by producing a partial vacuum, can be made to adhere to or draw something to a surface.

  • Suction drainage

    suction drainage suc·tion drainage (sŭk’shən) n. The closed drainage of a cavity using a suction apparatus attached to a drainage tube.

  • Suction-lipectomy

    noun 1. the removal of fatty tissue by making a small incision in the skin, loosening the fat layer, and withdrawing it by suction.

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