רִיבּוּעָא

רִיבּוּעַ, רִיבּוּעָא, רִבּ׳ch. sam(ריבוע, רב׳ world). Succ.8a, v. עִיגּוּלָא. Erub.57a; B. Bath. 101b, a. e. כל אמתא בר׳וכ׳, v. אֲלַכְסוֹן. Erub.23b איכא …ר׳ דרבעוה רבנן (Ms. M. ר׳ דרבנן) the difference between them refers to their attitude concerning the square which the (other) Rabbis adopt as a standard (seventy and a fraction by seventy and a fraction, Mish. II, 5); (differ. interpret. in Tosaf. a. l.; reference to Mish. IV, 8).