rabbet

n. [ See Rabbet, v., and cf. Rebate, n. ] [ 1913 Webster ]

1. (Carp.) A longitudinal channel, groove, or recess cut out of the edge or face of any body; especially, one intended to receive another member, so as to break or cover the joint, or more easily to hold the members in place; thus, the groove cut for a panel, for a pane of glass, or for a door, is a rabbet, or rebate. [ 1913 Webster ]

2. Same as Rabbet joint, below. [ 1913 Webster ]

Rabbet joint (Carp.), a joint formed by fitting together rabbeted boards or timbers; -- called also rabbet. --
Rabbet plane, a joiner's plane for cutting a rabbet. Moxon. [ 1913 Webster ]