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Definition of Isogriv
1. Noun. A line on a map or chart which joins points of equal angular difference between grid north and magnetic north. ¹
¹ Source: wiktionary.com
Definition of Isogriv
1. a line drawn on a map such that all points have equal grid variation [n -S]
Lexicographical Neighbors of Isogriv
Literary usage of Isogriv
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Military Dictionary (1987)
"... line—See isogonal. isogriv—(NATO) A line on a map or chart which joins points
of equal angular difference between grid north and magnetic north. ..."