n. 1. (Arch.) See Pane, n., (3) b. [ In this sense, written also window pane. ] [ 1913 Webster ]
2. (Zool.) 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. [ 1913 Webster ]