Movement in a superior, or upward, direction.

The vertical distance between the level where fluid enters a pipe and the level where it leaves. It must be added to the total discharge head if the inlet is lower than the outlet and subtracted if the inlet is higher. As a rule of good installation practice, however, pipes should slope continuously upward from the inlet to the outlet to prevent entrapment of air.

movement in which a part of the body moves upward

the event of something being raised upward; "an elevation of the temperature in the afternoon"; "a raising of the land resulting from volcanic activity"

Upward movement of a body part.