The process of flowing out. / A fluid that flows out. / Any outward movement. / (astronomy) A stream of gaseous material emanating from an active galactic nucleus.

(intransitive) To flow outward.

plural of outflow

flowing out

The act of something flowing out.

simple past tense and past participle of outflow

plural of outflowing

A storm-scale or mesoscale boundary separating thunderstorm-cooled air (outflow) from the surrounding air, with a similar effect to a cold front.

plural of outflow boundary

past participle of outfly