English word oocyan comes from English cyan, English oo- (Relating to eggs or ova.)

Detailed word origin of oocyan

Dictionary entry	Language	Definition
cyan	English (eng)	Of the colour cyan. A colour between blue and green in the visible spectrum; the complementary colour of red; the colour obtained by subtracting red from white light.
oo-	English (eng)	Relating to eggs or ova.
oocyan	English (eng)	(archaic) biliverdin.

Words with the same origin as oocyan