Easton's Bible Dictionary: M. G. Easton, M.A., D.D.
Mural towers, bastions, were introduced by king Uzziah (2 Chr. 26:15; Zeph. 1:16; Ps. 48:13; Isa. 26:1). There are five Hebrew words so rendered in the Authorized Version, but the same word is also variously rendered.