עִירָה, (עָרָה II) thread on the shuttle used for the woof, bobbin. Kel. XXI, 1 ע׳ שאינו עתיד וכ׳ a bobbin which the weaver does not intend to shoot back again. Tosef. Kel. B. Bath. I, 4 אִירָה.—Pl. עִירִין. B. Kam. 119ᵇ Ar. (ed. אִירִין, v. Rashi a. l.).—V. אִירָא.