- lightproof as an adjective:
- 1
lightproof
adjective
1 lightproof
Not penetrable by light:
— Lightproof containers.
synonym: light-tight.
Moby thesaurus: airtight, close, compact, dustproof, dusttight, fast, firm, gasproof, gastight, hermetic, hermetically sealed, lighttight, oilproof, oiltight, rainproof, raintight, sealed, shut fast, smokeproof, smoketight ... show more.
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