נֵפֶל, נֵי׳ m. (preced. wds.) 1) capacity for seed, v. נְפִילָה. —2) (b. h.) abortion; premature, not viable birth. Tosef. Ohol. XVI, 13; Pes. 9ᵃ, a. e.—Y. Yeb. XI, end, 12ᵇ אינו נ׳ is not considered a non-viable birth (for legal purposes); a. v. fr.—Pl. נְפָלִים. Gen. R. s. 26 (play on הַנְּפִלִים, Gen. VI, 4) שמלאו את העולם נ׳ וכ׳ they filled the world with abortions by their lascivious life. Tosef. l. c.; a. fr.