דֵּיהֶא, (preced.; cmp. form and meaning of כֵּהֶה) faint, feeble, dim; light in substance, thin. Neg. I, 2 של סיד דֵּיהָה הימנה the red within the lime-colored leprosy is fainter than the latter, opp. עז; Tosef. ib. I, 3 דּוֹהֶא. Tosef. Nidd. III, 11 ד׳ מכאן if fainter than this (shoe-black), opp. עמוק; Nidd. II, 7; 20ᵃ ד׳ מכן. Ib. ד׳ דד׳ extremely faint. Gitt. 57ᵃ דיהה מן האור Ar. (ed. דוחה, read דּוֹהָה, fr. דָּהָה) gets faint from the effect of the heat. Yeb. 80ᵇ; Tosef. ib. X, 6 שכבת זרעו דוחה his semen is watery, opp. מקושר cohesive; Tosef. Zabim II, 4 דוהה; Nidd. 35ᵇ.—Y. B. Bath. VIII, 16ᵃ bot. wherever the word מורשה (heirloom) is used, לשין דיהא it is a faint (vague) expression (not meant in its true sense as a real inheritance). Ib. (ref. to Deut. XXXIII, 4) לית ד׳ סיגין וכ׳ there is none vaguer than this (morashah), for whosoever labors (studies), obtains the whole of it.—Pl. f. דֵּיהוֹת. Y. Ter. III, 42ᵇ top ענבים ד׳ the juice of grapes is light in substance (incohesive).