Meaning of azo dye | Babel Free

Noun CEFR B2

Definitions

Any of a large number of mostly yellow to red synthetic dyes that contain an azo or diimide (-N=N-) functional group.

Español azocolorante

Suomi atsoväri atsoväriaine

Italiano azocolorante

Português azocorante

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.