reflector
CEFR: B2
A polished concave, parabolic surface of metal or glass that reflects and focuses light or sound waves in a required directional beam.
Synonyms
- speculum
- reflecting mirror
Common Collocations
- solar reflector
- light reflector
- radar reflector
Example Sentence
Parabolic reflectors magnified the forward intensity of acetylene burners by focusing scattered rays into a parallel beam.