reflector.

1. An object or surface designed to redirect incident light or other waves by reflection.

2. A telescope whose principal light-collecting element is a mirror.

Use it for

Words that belong together

• a polished reflector
• a radio reflector

On the page

The polished reflector directed the beam toward the aperture.

They replaced the radio reflector after the alignment test.

Usage notes

Primary category: sci-fi. Forms: Singular reflector; plural reflectors. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.