in ornithology. See COLUMBA.

in geography, the name of a river dividing Dor- byshire from Staffordshire: also of a town of the Orleanois, in France, about twenty miles south east of Angers.

**Dove-tailing**, in carpentry, is the manner of fastening boards together by letting one piece into another, in the form of the tail of a dove. The dove-tail is the strongest of the assemblages or jointings, because the tenon, or piece of wood which is put into the other, goes widening to the extreme, so that it cannot be drawn out again, by reason the extreme or tip is bigger than the hole.