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lightproof
[ lahyt-proof ]
/ ˈlaɪtˌpruf /
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This shows grade level based on the word's complexity.
adjective
impervious to light: a lightproof film cartridge.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
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Words nearby lightproof
light out, light pen, light pipe, lightplane, light pollution, lightproof, light quantum, light-rail, light reaction, light reflex, lights
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use lightproof in a sentence
This incredible blackness made a lightproof wall for the recessed hollow at the foot of the cliff.
Planet of the Damned|Harry Harrison