חֲמַע I ch. = h. חָמֵץ to be sour; to be leavened. Targ. O. Ex. XII, 34; a. e.; v. חֲמִיעַ.—Y. Pes. II, end, 29ᶜ בגין דיִחְמַע that it might turn sour (vinegar).
Pa. - חַמֵּעַ to leaven. Pes. 41ᵃ חַמּוּעֵי מְחַמֵּעַ (not מחמעא; Rashi: אַחְמוּעֵי מַחְמַע Af.) (the flour) causes leavening.—Part. pass. מְחַמַּע, v. infra.
Af. - אַחְמַע 1) to turn sour, leaven, ferment. Targ. Y. Ex. l. c. —2) to cause leavening. Targ. Y. II, Lev. II, 11 דמַחְמַע (Var. דמְחַמַּע); v. supra.