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1. Device that reflects radiation
    
2. Optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
   "Isaac Newton invented the reflector in 1668"
   - reflecting telescope
    
3. A small, often red, reflecting disk on the rear of a vehicle that reflects the headlights of other vehicles

Derived forms: reflectors

See also: reflect

Type of: device, optical telescope

Encyclopedia: Reflector