compass card

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compass card

n.
A freely pivoting circular disk carrying the magnetic needles of a compass and marked with the 32 points of the compass and the 360 degrees of the circle.

compass card

n
(Navigation) a compass in the form of a card that rotates so that "0°" or "North" points to magnetic north

com′pass card`



n.
a circular card displaying the points of the compass that rotates freely to point to magnetic north.
[1870–75]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.compass card - compass in the form of a card that rotates so that 0 degrees or North points to magnetic northcompass card - compass in the form of a card that rotates so that 0 degrees or North points to magnetic north
magnetic compass - compass based on an indicator (as a magnetic needle) that points to the magnetic north
References in periodicals archive ?
Any error that can't be corrected is noted on a compass deviation card mounted on or near the compass.
For example, the inspecting technician should examine it to ensure there's a compass deviation card present (and perhaps review logbook entries to see if the compass has been swung since any avionics or electrical work).
The inspector will also survey the condition of the aircraft: seats, safety belts, sun visors, deviation card for the compass, placards, etc.