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Definition of Tartrazine
1. n. An artificial dyestuff obtained as an orange-yellow powder, and regarded as a phenyl hydrazine derivative of tartaric and sulphonic acids.
Definition of Tartrazine
1. Noun. (chemistry) A lemon-yellow azo dye used as a food colouring. ¹
¹ Source: wiktionary.com
Medical Definition of Tartrazine
1.