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Definition of 'declination'

Noun

  1. a condition inferior to an earlier condition; a gradual falling off from a better state
       Synonyms: decline
       Antonyms: improvement melioration
  2. a downward slope or bend
       Synonyms: descent declivity fall decline declension downslope
       Antonyms: ascent acclivity rise raise climb upgrade
  3. (astronomy) the angular distance of a celestial body north or 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


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