רְהִיטְנִי f. (v. preced. wds.) 1) a tool for planing wood &c. (so named from the grooves in which it runs), chisel, differ. fr. מְגֵירָה. Tosef. Kel. B. Bath. II, 2. Tosef. B. Kam. XI, 15; B. Kam. 119ᵇ היוצא … ומתחת הר׳ וכ׳ chips falling from under the borer and the chisel belong to the carpenter. —2) (cmp. ξυστήρ a. ξύριον) a tool for shaving hair, an instrument with which the hairs are removed singly, differ. fr. תַּעַר. Macc. III, 5; Naz. 40ᵇ; a. e.