H8464
תַּחְמָס
ostrich
1) a ceremonially unclean bird 1a) a name of the male ostrich 1b) (CLBL) probably the great owl 1c) perhaps an extinct bird, exact meaning unknown
Full Brown-Driver-Briggs lexicon entry
תַּחְמָס noun [masculine] name of male ostrich, according to Boii.830 Thes (Thes derives from violence of this bird, compare Arabic violence, also ostrich; other conjectures are: owl ᵐ5 ᵑ9; swallow, Saad: see also Kn in Di) — mentioned as unclean Lev 11:16 (P) Deut 14:15.
2 occurrences
Leviticus (1), Deuteronomy (1)