photorefractive

adjective
pho·to·refractive | \ "+ \

Definition of photorefractive 

: relating to, caused by, or having an index of refraction that changes relative to the intensity of incident light

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First Known Use of photorefractive

1974, in the meaning defined above

History and Etymology for photorefractive

phot- + refractive

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The first known use of photorefractive was in 1974

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