Outflow

Outflow: The increase in air velocity behind an airscrew produced by its rotation.

Each organised cell system contains an updraught / downdraught core beneath which is the outflow region containing the rain shield and bounded by the downdraught gust front, ...

It is a good idea not to begin flying until money is set aside just for flying. The first twenty hours of learning to fly will be the most concentrated cash-outflow you will face unless you buy an airplane.
Weight ...

Centrifugal flow compressor. An impeller-shaped device that receives air at its center and slings the air outward at high velocity into a diffuser for increased pressure. Also referred to as a radial outflow compressor.

The cloud base environment tends to have a shallow dry layer of air with a high relative humidity and a moist adiabatic lapse rate. The wind shear gusts associated with wet microbursts have a surface outflow pattern in the direction of the mid-level ...

See also: Power, Plane, Navigation, Speed, Pilot