declination meaning and definition

DECLINATION noun

Definition of declination (noun)

1. a condition inferior to an earlier condition; a gradual falling off from a better state
   • synonyms: decline
   • antonym: improvement
2. a downward slope or bend
   • synonyms: declension, decline, declivity, descent, downslope, fall
   • antonym: acclivity
3. (astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with right ascension to specify positions on the celestial sphere
   • synonyms: celestial latitude, dec
4. a polite refusal of an invitation
   • synonyms: regrets