The Collaborative International Dictionary of English v.0.48:

Navarino \Navarino\ prop. n.
   The name of a naval battle in the War of Greek Independence
   (1827), at which the Turkish and Egyptian fleet was defeated
   by the allied fleet.

   Syn: battle of Navarino.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Navarino
    n 1: a decisive naval battle in the War of Greek Independence
         (1827); the Turkish and Egyptian fleet was defeated by an
         allied fleet of British and French and Russian warships
         [syn: Navarino, battle of Navarino]