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See artificial horizon.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Navigation) another name for artificial horizon1
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. an instrument that indicates the banking and pitch of an aircraft with respect to the horizon.
2. a level, as a surface of mercury, used in determining the altitudes of stars.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||gyro horizon - a navigational instrument based on a gyroscope; it artificially provides a simulated horizon for the pilot|
navigational instrument - an instrument used for navigating
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