(chemistry) a yellow food colouring now known to be toxic and banned in some countries

(chemistry) A yellow azo dye used as a food colouring.

(chemistry) a yellow azo dye formerly used as a food colouring

(FD&C code) A color additive composed principally of tartrazine.

A yellowish brown colour, like that of bronze.

Of a yellowish brown colour, like that of bronze.

One of the four humours of ancient and mediaeval physiology, that was believed to be secreted by the liver and to cause irascibility, anger, and bad temper when present in excess.

Of an orange-yellow color, used in school buses in Canada and the United States.

An orange-yellow color, used in school buses in Canada and the United States.

(uncountable) The illness yellow fever. / (countable, nautical) A yellow flag used by ships as a warning of disease. / (countable) The fish Caranx bartholomaei.