אַגְדָּנָא, (v. גַּד I a. גִּירָּא, P. Sm. 23) worm-wood (Rashi: horehound). Ab. Zar. 29ᵃ Ar. a. ed. (Ms. M. אוגרנא, with ר), in a prescription against asthma. Targ. Y. I Deut. XXIX, 17 אגד׳ (Var. אגר׳); ed. Vienna pl. אַגְדָּנַיָּא (אגר׳).