(ˌ)pərˈkin(ˌ)jē-, ˈpu̇rkə̇nˌyā- noun
Usage: usually capitalized P
Etymology: after Johannes E. Purkinje died 1869 Czech physiologist
: a second positive afterimage in a succession of visual afterimages resulting from a brief light stimulus and appearing most distinctly in a hue complementary to that of the original sensation