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A lateral control surface of an airplane that is divided so as to combine the functions of an airbrake and an aileron.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
An aileron speed brake used especially on certain types of jet aircraft. Also known as a crocodile.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved