noun a small opening or loophole, sometimes circular, used in mediaeval fortifications.
2. oillet ·noun a small circular opening, and ring of moldings surrounding it, used in window tracery in gothic architecture.
noun a small opening or loophole, sometimes circular, used in mediaeval fortifications.
2. oillet ·noun a small circular opening, and ring of moldings surrounding it, used in window tracery in gothic architecture.
Webster English vocab. Английский словарь Webster. 2012