a. [f. L. castell-um castle + -AR. (L. had castellāri-us.)] Pertaining to, or of the nature of, a castle.
1789. H. Walpole, Lett., IV. 480 (D.). Ancient castellar dungeons.
1881. F. T. Palgrave, Visions of Eng., 153. The entire disappearance of the castellar element from our country-houses.
