אִסְפּוֹג, (ספג, v. סְפוֹג) sponge-cake, spungy bread. Targ. O. Ex. XXIX, 23; a. e.—Pl. אִסְפּוֹגִין. Ib. 2; a. e. (Editions also אֶסְפּוֹג׳).