Easton's Bible Dictionary (Nehemiah 6:15), the name of the sixth month of the ecclesiastical year, and the twelfth of the civil year. It began with the new moon of our August and September, and consisted of twenty-nine days. Noah Webster's Dictionary (n.) The sixth month of the Jewish year, by the sacred reckoning, or the twelfth, by the civil reckoning, corresponding nearly to the month of September. Int. Standard Bible Encyclopedia ELUL e'-lul, e-lool' ('elul, Nehemiah 6:15; Eloul, APC 1Macc 14:27): The 6th month of the Hebrew year, corresponding to August-September. The derivation is uncertain. See TIME.

Multi-Version Concordance Elul (1 Occurrence) Nehemiah 6:15 So the wall was finished in the twenty-fifth day of the month Elul, in fifty-two days. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)