having or pertaining to equal angles.
noting or pertaining to an isogonal line.
Origin of isogonic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for isogonic
These charts showed the isogonic lines, but only over the ocean areas.
maths having, making, or involving equal angles
Also called: isogonic line, isogonal line, isogone physics an imaginary line connecting points on the earth's surface having equal magnetic declination
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