compass deflection

English dictionary entry

Meanings

noun
  1. The difference, expressed in degrees, between the direction a magnetic compass needle points and true or astronomical north; magnetic declination.
  2. Differences, expressed in degrees, between magnetic north directions and the direction a magnetic compass points, owing to local magnetic interferences; magnetic deviation.

Word forms

compass deflection compass deflections
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.