[{"Bold_text": "noun", "List Items": ["the commander in chief of a fleet.", "a naval officer of the highest rank.", "a naval officer of a high rank: the grades in the U.S. Navy are fleet admiral fleet admiral,admiral, vice-admiral, and rear admiral rear admiral.", "Obsolete.the flagship of an admiral.", "British.a master who directs a fishing fleet.", "any of several often brightly colored butterflies of the family Nymphalidae, as Vanessa atalantared admiral."]}]