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isogonic definition

iso·gonic (ī′sō gän′ik, -sə-)

adjective

  1. of or having equal angles
  2. connecting or showing points on the earth's surface having the same magnetic declination isogonic lines on a map
  3. of or having to do with isogony
Also isogonal isog′o·nal (ī säg′ə nəl)

Etymology: iso- + -gon + -ic

noun

an isogonic line

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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