metallic lens

noun

an arrangement of louvres used to direct and focus electromagnetic or sound waves

Nearby words

  1. metalled,
  2. metalli-,
  3. metallic,
  4. metallic bond,
  5. metallic glass,
  6. metallic luster,
  7. metallic soap,
  8. metallic wood-boring beetle,
  9. metallicize,
  10. metallide

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