neocyanine

\\“+\ noun

Etymology: ne- + cyanine

: a cyanine dye derived from lepidine and used for sensitizing photographic emulsions to infrared rays

* * *

/nee'oh suy"euh neen', -nin/, n.

a dye used to make photographic emulsions sensitive to infrared radiation.

[1975-80; NEO- + CYANINE]