1. Noun.  The time it takes the Earth to complete one revolution of the Sun (between 365.24 and 365.26 days depending on the point of reference).
  2. Noun.  (context, by extension) The time it takes for any planetary body to make one revolution around another body.
  3. Noun.  A period between set dates that mark a year, from January 1 to December 31 by the Gregorian calendar.
  4. Noun.  A scheduled part of a calendar year spent in a specific activity.
  5. Noun.  (sciences) A Julian year, exactly 365.25 days, represented by "a".
  6. Noun.  A level or grade in school or college.

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This entry was last updated on RefTopia from its source on 3/20/2012.