Pillar, Plain of the
Smith's Bible Dictionary 1863
or rather "oak of the pillar" (that being the real signification of the Hebrew word elon), a tree which stood near Shechem and at which the men of Shechem and the house of Millo assembled to crown Abimelech the son of Gideon. (Judges 9:6)
International Standard Bible Encyclopedia 1915
See PLAIN OF THE PILLAR.