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⇱ lightproof - WordReference.com Dictionary of English

- See Also:
- - lightless
  - lightly
  - lightness
  - lightning
  - lightning arrester
  - lightning bug
  - lightning chess
  - lightning conductor
  - lightning rod
  - lightplane
  - lightproof
  - lights
  - lights out
  - lightship
  - lightsome
  - lighttight
  - lightweight
  - lightwood
  - lign-
  - lignaloes
  - ligne
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lightproof

US:USA pronunciation: respellingUSA pronunciation: respelling(līt′pro̅o̅f′)

in Spanish | in French | in Italian | English synonyms | English Usage | Conjugator | in context | images

WordReference Random House Unabridged Dictionary of American English © 2026

light•proof (līt′pro̅o̅f′),USA pronunciation adj.

Photographyimpervious to light:a lightproof film cartridge.

light¹ + -proof 1920–25

'lightproof' also found in these entries (note: many are not synonyms or translations):

cartridge - cassette - changing bag - dark slide - lighttight - plateholder

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