The act or state of bending downward; inclination; as, declination of the head.
- A sloping or bending downward.
- A falling off, especially from prosperity or vigor; a decline.
- A deviation, as from a specific direction or standard.
- A refusal to accept.
- Magnetic declination.
- Astronomy The angular distance to a point on a celestial object, measured north or south from the celestial equator.