drift meter
noun1
An optical device, with a telescope and reticle, used to improve dead reckoning in aircraft navigation.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
An optical device, with a telescope and reticle, used to improve dead reckoning in aircraft navigation.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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