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 movement backwards or opposite to the intended or normal motion.
The reversal of a melody so that what is played first in the original melody is played last, and what is played last in the original melody is played first.
The apparent movement of a planet across the sky in the opposite direction from its ordinary movement.
One who opposes social reform, favouring the maintenance of the status quo; a conservative.
To cause (a land feature such as a coastline or waterfall) to undergo retrogradation, that is, to travel in the direction of the land or upstream due to erosion.
To revert to an inferior or less developed state; to decline, to regress.
Of a celestial body, especially a planet: to show retrogradation; to seem to move across the sky in the opposite direction from its ordinary movement.
To retreat or withdraw from a position.
Of a land feature: to travel in the direction of the land or upstream due to erosion.
To change (minerals, rocks, etc.) metamorphically through a decrease in pressure or temperature.
Reverting to an inferior or less developed state; declining, regressing.
Having a passage of music played backwards.
Of a celestial body: seeming to move across the sky in the opposite direction from its ordinary movement.
Of the order of something: inverse, reverse.
Of a celestial body orbiting another: in the opposite direction to the orbited body's spin.
Of amnesia: relating to the period leading up to the episode which caused it.
Of ideas or a person: opposing social reform, favouring the maintenance of the status quo; conservative.
Directed or moving backwards in relation to the normal or previous direction of travel; retreating.
Of an animal: appearing to regress to a less developed form during its lifetime.
Of a metamorphic change: resulting from a decrease in pressure or temperature.
In a reverse direction; backwards.