or ousel Species (Turdus torquatus) of songbird in the thrush family, characterized by a white crescent on the breast. A blackish bird, about 10 in. (25 cm) long, it breeds locally in uplands from Britain and Norway to the Middle East. The name was formerly applied to a closely related European blackbird (T. merula). The dipper is often called water ouzel
{i} European songbird that has a white band across its breast and is of the thrush family