The Collaborative International Dictionary
spotted sand flounder
Windowpane \Win"dow*pane`\, n.
(Arch.) See Pane, n., (3) b . [In this sense, written also window pane.]
(Zo["o]l.) A thin, spotted American turbot ( Pleuronectes maculatus) remarkable for its translucency. It is not valued as a food fish. Called also spotted turbot, daylight, spotted sand flounder, and water flounder.