בִּטְרָא, (= בֵּי עִטְרָא, v. עִיטְרָא) space for spanning one’s hand around an object = h. תְּפִיסָה or אֲחִיזָה. Ḥull. 50ᵇ.—Pl. בִּטְרֵי. Ib. 76ᵃ (ed. ד for ר, as B. Mets. 39ᵇ עיטדא for עיטרא). [Differ. of opin. as to measure: one finger or four fingers.]