Definition of compass card
: the circular card attached to the needles of a mariner's compass on which are marked the 360° of the circle and 32 equidistant points
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“Compass card.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/compass%20card. Accessed 17 Aug. 2022.
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Time Traveler for compass card
The first known use of compass card was in 1789
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