#8464 תַּחְמָס tachmac {takh-mawce'}

 from H2554; TWOT - 678b; n m

—Hebrew Word Study (Transliteration-Pronunciation Etymology & Grammar)

 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

—Brown-Driver-Briggs (Old Testament Hebrew-English Lexicon)

—Strong's (Hebrew & Chaldee Dictionary of the Old Testament)

—NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries

 AV - nigh hawk 2; 2

—Exhaustive Concordance (KJV Translation Frequency & Location)