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photochromic
[ foh-tuh-kroh-mik ]
adjective
- (of chemically treated glass or plastic) capable of darkening or changing color when exposed to light.
photochromic
/ ˌfəʊtəʊˈkrəʊmɪk /
adjective
- (of glass) changing colour with the intensity of incident light, used, for example, in sunglasses that darken as the sunlight becomes brighter
Other Words From
- photo·chromism noun
Word History and Origins
Origin of photochromic1
Example Sentences
Photochromic sunglasses, or glasses that change to sunglasses in sunlight, already use a similar process, Cronin said.
The physical design is all new, combining thin flat sides with a curved back panel that, at least on the “sunrise blue” model, uses a photochromic layer that changes color under exposure to sunlight.
I also wanted photochromic lenses that would darken in sunlight.
Before using your tablet or smartphone to link up with Y, put on a pair of photochromic ski goggles; amber works best.
Turtle Fur QuattroClava Face mask $45 at Turtle Fur Julbo Aerospace Goggles These goggles have photochromic lenses, which means they automatically get darker when ambient light increases, and then get lighter when the clouds come out.
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