עָרַס (cmp. אָרַס) to connect, intertwine, braid &c.—Denom. עָרִיס, עֲרִיסָה, עֶרֶס &c.
Pi. - עֵירֵס, עֵרֵס 1) (denom. of (denom. of עָרִיס) to form an arbor. Kil. IV, 7 אם עֵרְסָן מלמעלה if he connected them (the two rows of vines) above so as to form an arbor. —2) (denom. of עֲרִיסָה) to start dough, contrad. to לוש. Y. Pes. III, 30ᵃ; Y. Bets. I, 60ᵈ top ע׳ לא אמר אלא לש וכ׳ the Boraitha does not say, ‘if one started dough’, but, ‘if one kneaded’; but if one started (on the eve of a Holy Day), this prohibition does not apply.—In gen. to knead, work in (cmp. עָרַךְ). Ber. 37ᵇ בשעֵרְסָנ when he worked the crumbs again into a compact mass; Men. 75ᵇ בשעירסן. Y. Ḥall. I, 57ᵇ, v. עָסוּת.—Part. pass. מְעוֹרָס. Ib. וההן נשוך לאו כמע׳ הוא (not כמעירס) and that lump of dough made by pressing several pieces together (v. נָשַׁךְ),—is that not the same as if worked together?
Nif. - נֶעֱרַס,
Hithpa. - הִתְעָרֵס to become connected, compact. Sifré Num. 110 (ref. to ערסתכם, Num. XV, 20, sq.) משיִתְעָרֵס (it is subject to Ḥallah) from the time it has become a compact mass; Yalk. ib. 748 משתֵּעָרֵס.