suction
/ˈsʌkʃən/ noun C1- A force which pushes matter from one space into another because the pressure inside the second space is lower than the pressure in the first.
- A force holding two objects together because the pressure in the space between the items is lower than the pressure outside that space.
- The process of creating an imbalance in pressure to draw matter from one place to another.
- A device for removing saliva from a patient's mouth during dental operations, a saliva ejector.
- influence; "pull".
Plural suctions
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