pigment - dry coloring matter (especially an insoluble powder to be mixed with a liquid to produce paint etc)bacteriochlorophyll - a substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants phycobilin - water-soluble proteinaceous pigments found in red algae and cyanobacteria paint - a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); dries to form a hard coating carotenoid - any of a class of highly unsaturated yellow to red pigments occurring in plants and animals cerulean blue - light greenish-blue pigment consisting essentially of oxides of cobalt and tin chrome green - any of a class of green pigments consisting of chrome yellow and iron blue Hooker's green - green pigment consisting of Prussian blue mixed with gamboge chrome yellow - any of several yellow pigments consisting of normal lead chromate and other lead compounds bister, bistre - a water-soluble brownish-yellow pigment made by boiling wood soot Indian red - a red pigment composed in part from ferric oxide which is often used in paints and cosmetics ivory black - a black pigment made from grinding burnt ivory in oil Payne's gray - any pigment that produces a grayish to dark grayish blue alizarin, alizarine - an orange-red crystalline compound used in making red pigments and in dyeing bole - a soft oily clay used as a pigment (especially a reddish brown pigment) lake - any of numerous bright translucent organic pigments lake - a purplish red pigment prepared from lac or cochineal orange - any pigment producing the orange color retinal, retinene - either of two yellow to red retinal pigments formed from Rhodopsin by the action of light Paris green - a toxic double salt of copper arsenate and copper acetate sepia - rich brown pigment prepared from the ink of cuttlefishes porphyrin - any of various pigments distributed widely in living tissues haemosiderin, hemosiderin - a granular brown substance composed of ferric oxide; left from the breakdown of hemoglobin; can be a sign of disturbed iron metabolism photopigment - a special pigment found in the rods and cones of the retina cadmium yellow - pigment of cadmium sulfide and barium sulfate varying in hue from lemon yellow to orange zinc white - a white pigment used in hose paints; consists of zinc oxide |