trim

vehicle orientation

Learn about this topic in these articles:

In airplane: Elevator, aileron, and rudder controls
Trimming the aircraft is a continual process, with adjustments necessary for changes to the flight or power controls that result in changes in speed or attitude.
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In ship: Static stability
…of heel (sideways inclination) and trim (endwise inclination). Nonzero trim angles may lift the tips of propeller blades above the surface, or they may increase the possibility that the bow will slam into waves during heavy weather. Nonzero heel angles (which tend to be much greater than trim angles) may…
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In naval architecture: Achieving level attitude or trim
…the hull until the desired trim is attained.
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