National Aviation Academy’s Dictionary

Aviation Dictionary

The dictionary posted here is a tool for our visitors to better understand some of the terms used in Aviation and Aircraft Maintenance. This dictionary will continue to grow over time and will be integrated throughout our website for better usability and convenience.

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Definition of Acceleration.

Rate of change of velocity, either scalar or vector, often with subscripts such as ENU or XYZ to denote the coordinate frame; time derivative of velocity; time integral of jerk; Symbols: a, A; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared;