barrel roll(redirected from barrel rolls)
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An aerobatic maneuver in which an airplane rotates 360° around the longitudinal axis while the nose of the aircraft describes a circle about a real or imagined reference point on the horizon. In this maneuver, occupants are under positive acceleration at all times unlike in a normal roll where negative acceleration (–g) is experienced.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved