cero

from WordNet (r) 3.0 (2006)

cero
    n 1: large edible mackerel of temperate United States coastal
         Atlantic waters [syn: {cero}, {pintado}, {kingfish},
         {Scomberomorus regalis}]
    2: large mackerel with long pointed snout; important food and
       game fish of the eastern Atlantic coast southward to Brazil
       [syn: {king mackerel}, {cavalla}, {cero}, {Scomberomorus
       cavalla}]

from The Collaborative International Dictionary of English v.0.48

Cero \Ce"ro\, n. [Corrupt. fr. Sp. sierra saw, sawfish, cero.]
   (Zool.)
   A large and valuable fish of the Mackerel family, of the
   genus {Scomberomorus}. Two species are found in the West
   Indies and less commonly on the Atlantic coast of the United
   States, -- the common cero ({Scomberomorus caballa}), called
   also {kingfish}, and spotted, or king, cero ({Scomberomorus
   regalis}).
   [1913 Webster]