רֶתֶת m. (preced.; b. h. 1) trembling, awe. Ber. 22ᵃ. Lev. R. s. 11. Tanḥ. Lekh. 1; a. fr. —2) (from its trepidation; perh. to be read: רָתָת) sweetbread, pancreas. Ber. 44ᵇ; 57ᵇ; Ab. Zar. 29ᵃ ורתת Ar. s. v. רת (ed. Koh. והָרַתְּ; Ar. in explain. our w. uses רִית), v. הֶרֶת.