- A large group of islands: the Philippine archipelago.
- A sea, such as the Aegean, containing a large number of scattered islands.
[Italian Arcipelago, the Aegean Sea, alteration (influenced by arci-, chief, archi-) of Medieval Latin Ēgēopelagus : Latin Aegaeus, Ēgēus, Aegean (from Greek Aigaios) + Latin pelagus, sea (from Greek pelagos).]
archipelagic ar'chi·pe·lag'ic (-pə-lăj'ĭk) adj.





