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control surface

any movable airfoil, as a rudder, flap, or aileron, for guiding or controlling an aircraft or missile in flight.
Origin of control surface
1915-20 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for control surface
  • The all-moving control surface, found on high-speed aircraft, operates differently and is more effective.
  • For this method a control surface is defined at the exit of the nozzle.
  • control surface hinge moments and wing loads were constrained to remain within hydraulic and load limits.
  • Deflection of an aileron control surface when flying at high dynamic pressure has two effects.
  • Introduction control surface, or elevon, to generate local aerodynamic lift and pitching moment-active elevon.
  • These inputs are perturbations about the nominal or trim control surface deflections.
British Dictionary definitions for control surface

control surface

a movable surface, such as a rudder, elevator, aileron, etc, that controls an aircraft or rocket
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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