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magnetic dip[mag′ned·ik ′dip]
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The angle between the horizontal and the lines of force of the earth's magnetic field at any point. Its value is the least at the equator and the maximum at the magnetic poles. Also called a dip, magnetic latitude, or magnetic inclination. See dip (i.).
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved