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Noun: dec
  1. (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
    - declination, celestial latitude
Noun: Dec
  1. The last (12th) month of the year
    - December

Derived forms: decs

Type of: angular distance, Gregorian calendar month

Part of: Gregorian calendar, New Style calendar

Encyclopedia: Dec