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i·so·gon·ic(ī′sə-gŏn′ĭk) also i·sog·o·nal (ī-sŏg′ə-nəl)
Having equal angles.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Mathematics) maths having, making, or involving equal angles
(Physical Geography) physics Also called: isogonic line, isogonal line or isogone an imaginary line connecting points on the earth's surface having equal magnetic declination
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
i•so•gon•ic(ˌaɪ səˈgɒn ɪk)
1. having or pertaining to equal angles.
2. noting or pertaining to an isogonal line.n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.