suction
noun
- the act or process of sucking
- the production of a vacuum or partial vacuum in a cavity or over a surface so that the external atmospheric pressure forces the surrounding fluid, particulate solid, etc. into the cavity or causes something to adhere to the surface
- the suction force created in this way
adjective
- causing suction
- operating by suction
See suction in American Heritage Dictionary 4
suc·tion
noun- The act or process of sucking.
- A force that causes a fluid or solid to be drawn into an interior space or to adhere to a surface because of the difference between the external and internal pressures.
transitive verb suc·tioned,
suc·tion·ing,
suc·tions - To draw away or remove by the force of suction: suction fluid from the lungs.
- To clean or evacuate (a body cavity, for example) by the force of suction.
adjective- Creating suction.
- Operating or operated by suction.
Origin: Late Latin sūctiō, sūctiōn-, from Latin sūctus, past participle of sūgere, to suck; see seuə-2 in Indo-European roots.
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