dado joint

dado joint

[′dā‚dō ‚jȯint] (building construction) A joint made by fitting the full thickness of the edge or the end of one board into a corresponding groove in another board. Also known as housed joint.

housed joint, dado joint

housed joint A joint between two wood members, usually at right angles; the full thickness of the edge or end of one member is inserted in a corresponding housing in the other.