- יסוד
- יִסּוּדm. (יָסַד) institution, confirmation; reestablishment. Men.99a sq., v. בִּיטּוּל. Succ.44a ערבה י׳ נביאים the use of the willow-branch (on Hoshanah Rabbah) is an institution of the prophets, opp. מנהג נביאים a custom arisen in the days of the prophets; Y.Shebi.I, 33b bot. מִיִּ׳ נביאיםוכ׳ belong to the institutions of the early prophets; Y.Succ.IV, beg.54b.
Dictionary of the Targumim, the Talmud Babli and Yerushalmi, and the Midrashic Literature. Jastrow, Marcus. 1903.