suction
[ suhk-shuh n ]
/ ˈsʌk ʃən /
noun
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.
Nearby words
Origin of suction
Related forms
suc·tion·al, adjectivenon·suc·tion, nounDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for suction
British Dictionary definitions for suction
suction
/ (ˈsʌkʃən) /
noun
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
Derived Forms
suctional, adjectiveWord Origin for suction
C17: from Late Latin suctiō a sucking, from Latin sūgere to suck
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Science definitions for suction
suction
[ sŭk′shən ]
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.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.