רִיס II m. (רוס = רוץ) [course,] 1) ris, a measure of length, 2/15 of a mile (stadium). B. Mets. 33ᵃ (Ar. רוס, expl. as numerical value רו"ס = 266 cubits). B. Kam. VII, 7 (79ᵇ) שלשים ר׳ thirty ris (four miles). Ib. 83ᵃ; a. fr. —2) race-course (stadium), arena. Cant. R. to I, 3 בית מדרשו … כמין ר׳ the college hall of R. El. was shaped like an arena (an oblong with seats on both sides).—Pl. רִיסִים. Y. B. Mets. V, 10ᶜ bot. (in Chald. dict.) אילין דמפרשין לר׳, v. קסוסטבן. —3) ר׳ של עין (v. חָרִיץ) eye-lid with eye-lashes. Bekh. VI, 2 (38ᵃ), v. חָרִיץ. Bekh. 38ᵇ top מאי הר׳ … תורא וכ׳ what is haris?… The outer row of the eye. Sifra Emor, ch. VI, Par. 7 (expl. חרוץ, Lev. XXII, 22) ר׳ של עיניו וכ׳ one whose eye-lid is perforated, nipped, or split.—Pl. as ab., constr. רִיסֵי. Bekh. 43ᵇ שנשרו ר׳ עיניו whose eye-lids are hairless. Snh. 104ᵇ. Neg. VIII, 6. Kidd. 31ᵃ מבין ר׳ עיניך וכ׳ from thy eye-lids can be seen that thou art a widow’s son. Hor. 12ᵃ נותנין … ר׳ עיניו they put the oil of anointment between his eye-lids; a. fr.