- 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. 2018
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
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