תִּלְתָּא, תִּילְ׳ m. (preced.) 1) a third part. Targ. II Kings XI, 5. Targ. II Sam. XVIII, 2; a. fr.—Targ. Y. Deut. VI, 9; XI, 20 תּוּלְתָּא (ed. Vien. תּוֹלְתָא). Targ. Ps. LXXX, 6 חמר דדמען תּוּלְתֵּיה Ms. (ed. דמעא תִּלְתָּי) wine a third part of which are tears —2) having reached one-third of the full growth. Y. Orl. I, 61ᶜ top תִּלְתֵּיהוֹן, v. עַנְקוֹקְלוֹת.—Esp. עגלא ת׳ a third-grown calf; oth. [wrong] opin.: in its third year, going on three; oth. opin. third-born, fat. [Targ. O. Gen. XV, 9, v. תְּלָתָא.]—Sabb. 136ᵃ עיגלא ת׳ ביממא דשבעה an ʿegla tilta on its seventh day. Snh. 65ᵇ; 67ᵇ, v. ברי ch.; Yalk. Ex. 182 תליתא (corr. acc.). Erub. 63ᵃ (v. Rashi); a. fr.