Oillet

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Oillet \Oil"let\, n. [See {Eyelet}.] (Arch.)
     (a) A small opening or loophole, sometimes circular, used in
         mediaeval fortifications.
     (b) A small circular opening, and ring of moldings
         surrounding it, used in window tracery in Gothic
         architecture. [Written also {oylet}.]


         [1913 Webster]