Plain English Meaning
The single balance point of the aircraft. It is the spot where the airplane's weight is effectively centered, and it has to stay within a defined range for the airplane to fly and handle properly.
Full Definition
The point within an aircraft about which all of its weight is considered to be concentrated and balanced. If the aircraft were suspended from this single point, it would balance in any attitude. The location of the center of gravity, expressed as a distance from a reference point called the datum, must remain within limits specified by the manufacturer for the aircraft to be safely controllable.
Context Anchor
Seen in weight-and-balance calculations before flight, especially when loading passengers, baggage, fuel, or .
