Word.ws English Dictionary

light-tight

light-tight adjective: impervious to light; excluding the light perfectly.

Adjective

light-tight (comparative more light-tight, superlative most light-tight)

  1. Impervious to light; excluding the light perfectly.
    • From a practical point of view it is not always possible to achieve an absolute lighttight home darkroom.2000, Stephen G. Anchell, The darkroom cookbook, page 127
    Synonyms:
    lightproof

Synonyms of light-tight

Forms of light-tight

comparativemore light-tight
superlativemost light-tight
alternative formlighttight

Origin of light-tight

From light (noun) + tight (adjective).

Questions about light-tight

What does light-tight mean?
Light-tight means impervious to light; excluding the light perfectly.
What part of speech is light-tight?
Light-tight is an adjective.

Words near light-tight in the dictionary

  1. light-skins
  2. light-skirt
  3. light-skirts
  4. light-spirited
  5. light-struck
  6. light-tight
  7. light-timbered
  8. light-up
  9. light-water
  10. light-weight
  11. light-weights

Source and license

Adapted from Wiktionary: light-tight (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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