1. Noun.  A naval officer of the highest rank; the commander of a country's naval forces.
  2. Noun.  A naval officer of high rank, immediately below Admiral of the Fleet; the commander of a fleet or squadron.
  3. Noun.  A flag officer in the United States Navy or Coast Guard of a grade superior to vice admiral and junior to admiral of the fleet (when that grade is used). An admiral is equal in grade or rank to a four star general.
  4. Noun.  The ship which carries the admiral, the flagship; also, the most considerable ship of a fleet.
  5. Noun.  (obsolete) A prince or Saracen leader under the Sultan.
  6. Noun.  (zoological) Any of various nymphalid butterflies of Europe and America, especially a red admiral or white admiral.

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