Definify.com
Webster 1913 Edition
Declinator
1.
An instrument for taking the declination or angle which a plane makes with the horizontal plane.
2.
A dissentient.
[R.]
Bp. Hacket.
Webster 1828 Edition
Declinator
DECLINA'TOR
,DECLIN'ATORY, n. An instrument for taking the declination, or inclination of a plane; an instrument in dialling.