light pipe


noun Optics.

an elongated transparent medium, such as an optical fiber, for transmitting light.

Nearby words

  1. light music,
  2. light on,
  3. light opera,
  4. light out,
  5. light pen,
  6. light pollution,
  7. light quantum,
  8. light rail,
  9. light reaction,
  10. light reflex

Origin of light pipe

First recorded in 1945–50

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019