noun \ˈsək-shən\

: the act or process of removing the air, water, etc., from a space in order to pull something into that space or in order to cause something to stick to a surface; also : the force with which the air, water, etc., in a space is removed

Full Definition of SUCTION

:  the act or process of sucking
a :  the act or process of exerting a force upon a solid, liquid, or gaseous body by reason of reduced air pressure over part of its surface
b :  force so exerted
:  a device (as a pipe or fitting) used in a machine that operates by suction
suc·tion·al \-shə-nəl, -shnəl\ adjective

Examples of SUCTION

  1. The vacuum cleaner picks up dirt by suction.
  2. The octopus grasps things using suction.
  3. a vacuum cleaner with enough suction to pick up the heaviest particles of dirt

Origin of SUCTION

Late Latin suction-, suctio, from Latin sugere to suck — more at suck
First Known Use: 1626

Rhymes with SUCTION


transitive verb

: to remove (something) by pulling it with the force of moving water, air, etc. : to remove (something) by using suction

Full Definition of SUCTION

:  to remove (as from a body cavity or passage) by suction

Examples of SUCTION

  1. The surgeon will suction blood out of the area.

First Known Use of SUCTION



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