drift indicator
noun
variants
or drift meter
or drift sight
: a flight instrument used for measuring the angle of drift of an aircraft and equipped with a hairline or sight wire that may be rotated until objects on the ground appear to travel parallel with it so that from the position of the wire the drift angle may then be read directly from a calibration chart
Dictionary Entries Near drift indicator
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“Drift indicator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/drift%20indicator. Accessed 26 Nov. 2024.
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