moonfish

noun

1. any of several silvery marine fishes with very flat bodies

   noun.animal

   Synonyms atlantic moonfish dollarfish horse-head horsefish horsehead selene setapinnis

   Source: WordNet 3.0

2. large elliptical brightly colored deep-sea fish of Atlantic and Pacific and Mediterranean

   noun.animal

   Synonyms lampris regius opah

   Source: WordNet 3.0

3. An American marine fish (<i>Vomer setipennis</i>); -- called also <i>bluntnosed shiner</i>, <i>horsefish</i>, and <i>sunfish</i>.

   noun

   Source: webster1913