Tenon n. (Carp. & Join.) A projecting member left by cutting away the wood around it, and made to insert into a mortise, and in this way secure together the parts of a frame; especially, such a member when it passes entirely through the thickness of the piece in which the mortise is cut, and shows on the other side. Cf. Tooth, Tusk.
Tenon saw, a saw with a thin blade, usually stiffened by a brass or steel back, for cutting tenons. (Corruptly written tenant saw)
... seasoned, we were afraid shrinkage might take place in the mortises and tenons, and it was an agreeable surprise to find in a year or two that nothing of the kind had happened. The mortise hole had apparently got smaller, and still fitted the shrunken tenon to perfection. Oak gates will last, if kept occasionally painted, sixty or seventy years in farm use, and there were gates on my land fully that age ... — Grain and Chaff from an English Manor • Arthur H. Savory Read full book for free!