#1
suction n. a force over an area produced by a pressure difference
. wn #2
suction v. remove or draw away by the force of suction; "the doctors had to suction the water from the patient's lungs"
. wn #3
suction n. [
sucking, suck] the act of sucking
. wn #4
suction v. empty or clean (a body cavity) by the force of suction; "suction the uterus in an abortion"
. wn