agonic line

1. 1.

   an imaginary line connecting points on the Earth's surface where the magnetic declination is zero

   Broaderline

Questions about agonic line

What does agonic line mean?

agonic line means "an imaginary line connecting points on the Earth's surface where the magnetic declination is zero".

Is agonic line a common word?

agonic line is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.