#4588 מָעוּף ma`uwph {maw-off'}

 from H5774 in the sense of covering with shade [compare H4155];
    TWOT - 1583b; n m

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

 1) gloom

—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 - dimness 1; 1

—Exhaustive Concordance (KJV Translation Frequency & Location)