compass deflection en · NOUN
Meanings
- The difference, expressed in degrees, between the direction a magnetic compass needle points and true or astronomical north; magnetic declination.
- Differences, expressed in degrees, between magnetic north directions and the direction a magnetic compass points, owing to local magnetic interferences; magnetic deviation.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| compass deflections | Number=Plur | lexicographic |