photochromy

[ foh-tuh-kroh-mee ]
/ ˈfoʊ təˌkroʊ mi /

noun

a former technique of color photography.

Origin of photochromy

First recorded in 1885–90; photo- + -chrome + -y3

Words nearby photochromy

photochemical smog, photochemistry, photochemotherapy, photochromic, photochromic lens, photochromy, photochronograph, photocoagulation, photocoagulator, photocompose, photocomposer