1. Adjective.  The ordinal form of the number seven.
  2. Noun.  The person or thing in the seventh position.
  3. Noun.  One of seven equal parts of a whole.
  4. Noun.  (music) A tone of the seventh degree from a given tone, the interval between two such tones, or the two tones sounding in unison.

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