Smith's Bible Dictionary (1863)
(gourd), one of the cities in the lowlands of Judah. (Joshua 15:38) It has not been identified with certainty.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
DIL'EAN (gourd, or cucumber), a city in the lowlands of Judah, near Mizpeh. Josh 15:38. Van de Velde places it at Tina, south of Ekron (Robinson's Beit-Tima), Warren at li'abin.
Hitchcock's Bible Names (1869)
that is poor