Easton's Bible Dictionary (1897)
Enclosure, one of the six cities in the wilderness of Judah, noted for its “great cistern” (Josh. 15:61). It has been identified with the ruin Sikkeh, east of Bethany.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
SEC'ACAH (enclosure), one of the six cities in the wilderness of Judah, on the western side of the Dead Sea. Josh 15:61. Conder suggests its identity with the ruin Sikkeh, east of Bethany.
Hitchcock's Bible Names (1869)
shadow; covering; defense