n. [ L. hemicyclus, Gr. &unr_;; &unr_; + ky`klos. ] 1. A half circle; a semicircle. [ 1913 Webster ]
2. A semicircular place, as a semicircular arena, or room, or part of a room. [ 1913 Webster ]
The collections will be displayed in the hemicycle of the central pavilion. London Academy. [ 1913 Webster ]