meridional parts


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Related to meridional parts: meridional difference

meridional parts

[mə′rid·ē·ən·əl ′pärts]
(mapping)
The length of the arc of a meridian between the equator and a given parallel on a mercator chart, expressed in units of 1 minute of longitude at the equator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.