interrupted quick flashing light

interrupted quick flashing light

[′int·ə‚rəp·təd ¦kwik ¦flash·iŋ ′līt]
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In marine operations, a light showing quick flashes for several seconds, then a period of darkness.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.