light-tight
|light/tight|
B2
/ˈlaɪtˌtaɪt/
sealed against light
Etymology
Etymology Information
'light-tight' originates from the combination of 'light' and 'tight', where 'light' refers to visible illumination and 'tight' means securely closed or sealed.
Historical Evolution
'light-tight' evolved from the need to describe materials or containers that prevent light penetration, especially in photography.
Meaning Changes
Initially, it meant 'securely closed against light', and this meaning has remained consistent in modern usage.
Meanings by Part of Speech
Adjective 1
not allowing light to pass through; completely sealed against light.
The photographer used a light-tight bag to change the film.
Synonyms
Antonyms
Last updated: 2025/01/24 07:36