scaldfish

from The Century Dictionary.

• noun A marine pleuronectid or flatfish, Arnoglossus laterna: so called, it is said, from its appearance of having been dipped in scalding water.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) A European flounder (Arnoglossus laterna, or Psetta arnoglossa); -- called also megrim, and smooth sole.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Any of several edible flatfish of the genus Arnoglossus.