WINDOWPANE

Win″dow‐pane′ (?), n. 1. 1. (Arch.) See Pane, n., (3) b. [In this sense, written also window pane.]
2. 2. (Zoöl.) 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.