The name given by Isaac to a well dug by his servants, for the use of which the herdsmen of Gerar strove with them-- "contention" (Ge 26:20). It lay in the neighborhood of Rehoboth and Gerar: but the site is not identified.
The International Standard Bible Encyclopedia
Esek
The International Standard Bible Encyclopedia, James Orr (1915). Public domain, from the CrossWire SWORD module.