1. (noun) the last (12th) month of the year

• december

2. (noun) (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

• celestial latitude
• declination

1. (noun) the last (12th) month of the year

• gregorian calendar month

2. (noun) (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

• angular distance

1. (noun) (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

• astronomy
• uranology