A traditional hard, crumbly blue cheese from Dorset, England, made from skimmed cows' milk.

N,N,N′,N′-tetramethyl-p-phenylenediamine, an easily oxidized phenylenediamine whose radical cation is a characteristic blue-violet colour.

A strong, blue-veined cheese originating in Denmark.

A shade of light blue.

(Canada, US) A variety of corn with dark bluish grains.

plural of blue cohosh

A recently extinct species of gossamer-winged butterfly (Lycaenidae), Glaucopsyche xerces.

The dark blue colour of a traditional police box.

Of this dark blue colour.

simple past tense and past participle of blue-ball