Of uncertain derivation; a bat -- bat.
H5847. atalleph
עֲטַלֵּף noun [masculine] bat (quadriliteral, Ges§ 85w Sta§ 243, 8; Late Hebrew id.; Phoenician οθολαβαδ GesMon. Phoenician 391; LewyFremdw. 17 compare ἀττέλεβος, name of a locust in North Africa Herodiv. 172); — ׳ע absolute Leviticus 11:19 (H), = Deuteronomy 14:18 (unclean creature); plural עֲטַלֵּפִים Isaiah 2:20.
עטן (√ of following; Late Hebrew עָמַן put olives into vat or press, or in vessel; Arabic put skin into tan).