photochromic
adjective
pho·to·chro·mic
ˌfō-tə-ˈkrō-mik
1
: capable of changing color on exposure to radiant energy (such as light)
photochromic glass
2
: of, relating to, or utilizing the change of color shown by a photochromic substance
a photochromic process
Love words? Need even more definitions?
Merriam-Webster unabridged
Share