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navigation lights[‚nav·ə′gā·shən ‚līts]
Statutory lights shown by aircraft and vessels during the hours between sunset and sunrise, in accordance with international agreements.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Colored lights on an aircraft used at night to show the direction the aircraft is moving. A red light is installed on the port (left) wing tip, a green light on the star-board (right) wing tip, and a white light on the tail of the aircraft. The red and green lights are visible from an angle of 110° as viewed from the front, while the white light located at the tail is visible 70° each side of the rear centerline. See aircraft external lights.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved