a compass actuated by induction from the earth's magnetic field.
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How to use earth inductor compass in a sentence
Then theres that most important instrument, the earth inductor compass.Famous Flyers | David Goodger (firstname.lastname@example.org)
British Dictionary definitions for earth inductor compass
a compass that depends on the current induced in a coil revolving in the earth's magnetic field: Also called: inductor compass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012