Jastrow: סִיקוֹסִים

סִיקוֹסִים, סִיקוֹסִין, סִקֹ׳ I m. pl. (also used as sing.) (σηκός, corresp. to Lat. saeptum, saepta) [pen, enclosure,] 1) flood-gate. Lam. R. to II, 11 ס׳ ניתן לעין a flood-gate has been made for (the tears of) the eye. —2) limitation. Gen. R. s. 10, beg. (ref. to Ps. CXIX, 96) לכל יש ס׳ וכ׳ everything has its limitations … except one thing which has none, that is the Law (ref. to Job XI, 9); Yalk. Ps. 878. Ex. R. s. 25 (ref. to Gen. XXVIII, 14) ס׳ נתן הקב׳'ה וכ׳ the Lord has set limits (to his words) to Jacob, thy seed shall become (as low) as the dust of the earth, but when thy children have reached that condition, then shalt thou spread &c. Lev. R. s. 12 לקרבנות נתתי ס׳ ולך איני ניתן ס׳ for the offerings (to me) I have set limits (ref. to Num. XXVIII, 14), but for thee I set no limits (God’s gifts to man are unlimited).