Gwiniad \Gwin"i*ad\ (gw[i^]n"[i^]*[a^]d), n. [W. gwyniad a
whiting, the name of various fishes, fr. gwyn white.]
(Zo["o]l.)
A fish ( Coregonus ferus) of North Wales and Northern
Europe, allied to the lake whitefish; -- called also powan,
and schelly. [Written also gwyniad, guiniad,
gurniad.]