Round tower Meaning, Definition & Usage

Definitions
  1. one of certain lofty circular stone towers, tapering from the base upward, and usually having a conical cap or roof, which crowns the summit, found chiefly in Ireland. They are of great antiquity, and vary in heigh from thirty-five to one hundred and thiry feet.
Definitions
  1. . See under Round, a.

Webster 1913