A reflector with a curved reflecting surface that forms part of a paraboloid (as opposed to, for example, a sphere)

plural of safety reflector

A reflector intended for pedestrians, runners, and motorized and non-motorized vehicles. It aids visibility of a person or vehicle as it reflects light from headlights of vehicles.

A device designed to reflect radar waves well in order to make it clearly visible on radar screens. Radar reflectors can be installed for example in boats or signal buoys.

Relating to a reflex. / That reflects; reflective.

Lacking a reflector