colourantWiktionary 原文/ˈkʌlər(ə)nt/构词拆解colourcolour词干ant-ant后缀-ant(now sciences, chiefly medicine) The agent noun derived from verb. · An adjective corresponding to a noun in -ance, having the sense of "exhibiting (the condition or process described by the noun)".词源说明From colour + -ant.释义名词noun1A pigment, dye or other colour-altering product added to something.同族词派生词 1biocolourant