Center of pressure

The point on the chord line of an airfoil where all of the aerodynamic forces are considered to be concentrated.

Aviation Maintenance Technician Handbook — Airframe, p. G-7

Also defined in 3 more sources

The point on the chordline of an airfoil where all aerodynamic forces are concentrated.

Aviation Maintenance Technician Handbook — Powerplant, p. G-6

The point where the resultant of all the aerodynamic forces acting on an airfoil intersects the chord.

Helicopter Flying Handbook, p. G-2

A point along the wing chord line where lift is considered to be concentrated. For this reason, the center of pressure is commonly referred to as the center of lift.

Pilot's Handbook of Aeronautical Knowledge, p. G-6