(idiomatic, soccer) To receive a yellow card.

(mineralogy) Alternative form of yellowcake / (cooking) Used other than figuratively or idiomatically: any yellow-colored cake.

cadmium sulphide when used as a pigment

A bright yellow color used for New York taxicabs.

(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.

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.

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