מַעֲרָה (maʻărâhmah-ar-aw'noun|femininerow)
[Heb] מַעֲרָה, מַעֲרָכָה ETCBC: מַעֲרָכָה‎ (subs|row) OSHL: p.fj.ae TWOT: 1692d GK: H5120
Derivation: feminine of מַעֲרֶה;
Strong's: an open spot
KJV: army (from the margin).