Catadioptric \Cat`a*di*op"tric\, Catadioptrical \Cat`a*di*op"tric*al\, a. [Pref. cata + dioptric: cf. F. catadioptrique.] (Physics) Pertaining to, produced by, or involving, both the reflection and refraction of light; as, a catadioptric light. --Hutton.