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Dictionary definition for: Suction
1. (n) a force over an area produced by a pressure difference
2. (v) remove or draw away by the force of suction; "the doctors had to suction the water from the patient''s lungs"
4. (v) empty or clean (a body cavity) by the force of suction; "suction the uterus in an abortion"
WordNet 2.1 Copyright Princeton University. All rights reserved.