(botany) The protective outer cover of a seed

A warm coat, often an overcoat, fit to be worn in winter / (zoology) An animal's seasonal appearance in winter, notably thicker and/or otherwise camouflaged plumage or fur after (often autumnal) moulting

A usually black evening tailcoat worn by men as part of the white tie dress code.

(dated) water that is being used to generate power

high-quality coal / (nontechnical) coal

A white coat worn by laboratory workers to protect day clothes from damage by spillage etc.

A section of coast in Queensland, Australia between Caloundra and Noosa Heads. / A section of coast in British Columbia, Canada, on the eastern shore of the Strait of Georgia.

A coating process in which an uninterrupted curtain of fluid falls onto a substrate transported underneath it by means of a conveyor belt.

plural of coal mine

plural of devil's coach-horse