from The American Heritage® Dictionary of the English Language, 4th Edition

  • 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.

from the GNU version of the Collaborative International Dictionary of English

  • n. the circular card attached to the needles of a mariner's compass, on which are marked the thirty-two points or rhumbs.

from The Century Dictionary and Cyclopedia

  • n. The circular card belonging to a compass. See compass, 7.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. compass in the form of a card that rotates so that 0 degrees or North points to magnetic north


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