Any outward movement.
Something that flows out of a sewage treatment plant.
The process of flowing out.
A fluid that flows out.
A stream of gaseous material emanating from an active galactic nucleus.
The part of a system that allows material to flow out.
To flow outward.
A series of up-and-down movements.
An abnormal breathing pattern caused by airway obstruction, characterized by paradoxical chest and abdominal movement.
A structure composed of a plank, balanced in the middle, used as a game in which one person goes up as the other goes down.
A series of alternating movements or feelings.
To cause to move backward and forward in seesaw fashion.
To use a seesaw.
To fluctuate.
fluctuating.