Definition of suction in English:

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Pronunciation: /ˈsʌkʃ(ə)n/


[mass noun]
The production of a partial vacuum by the removal of air in order to force fluid into a vacant space or procure adhesion: constant suction was applied to both tubes [as modifier]: a rubber suction pad a suction pipe
More example sentences
  • As Thomas points out, these studies achieved negative pressure by using wall suction devices or surgical vacuum bottles.
  • Some machines combine both hydroexcavation and sewer cleaning by water jetting and vacuum suction.
  • It has mechanical arms that can grab and dig as well as water jets and suction pipes to gently clear away mud and sand.


[with object and adverbial of direction]
Remove (something) using suction: physicians used a tube to suction out the gallstones
More example sentences
  • Copious edema fluid was suctioned from the oropharyngeal tube.
  • The airway was suctioned and an endotracheal tube was placed.
  • After the procedure is completed, the surgeon rinses and suctions the mouth thoroughly to remove all blood and debris and closes the intraoral wound before removing the throat pack.


Early 17th century: from late Latin suctio(n-). from Latin sugere 'suck'.

Words that rhyme with suction

abduction, conduction, construction, deduction, destruction, eduction, effluxion, induction, instruction, introduction, misconstruction, obstruction, production, reduction, ruction, seduction, underproduction

For editors and proofreaders

Line breaks: suc|tion

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