n. [ Gr. &unr_; to see through; &unr_; = dia` through + &unr_; to see; cf. &unr_; that which is seen, a sight: cf. F. diorama. Cf. Panorama. ] 1. A mode of scenic representation, invented by Daguerre and Bouton, in which a painting is seen from a distance through a large opening. By a combination of transparent and opaque painting, and of transmitted and reflected light, and by contrivances such as screens and shutters, much diversity of scenic effect is produced. [ 1913 Webster ]

2. A building used for such an exhibition. [ 1913 Webster ]

a. Pertaining to a diorama. [ 1913 Webster ]

n. [ Gr. &unr_;, fr. &unr_; to distinguish; &unr_; = dia` through + &unr_; to divide from, fr. &unr_; a boundary. ] Definition; logical direction. [ Obs. ] Dr. H. More. [ 1913 Webster ]

a. [ Gr. &unr_;. ] Distinguishing; distinctive; defining. [ R. ] -- Di`o*ris"tic*al*ly adv. [R.] Dr. H. More. [1913 Webster]

n. [ Cf. F. diorite. See Diorism. ] (Min.) An igneous, crystalline in structure, consisting essentially of a triclinic feldspar and hornblende. It includes part of what was called greenstone. [ 1913 Webster ]

a. Containing diorite. [ 1913 Webster ]

a. [ Gr. &unr_;; &unr_; = &unr_; + &unr_; to set straight. ] Relating to the correcting or straightening out of something; corrective. [ 1913 Webster ]