free of disease, not having, carrying, or suffering from any disease.

(agriculture) The disease caused in certain fruits by the same oomycete that causes redcore.

(medicine, medical term, formal) hemorrhoids

poisoning by polychlorinated biphenyls in contaminated rice bran oil

Synonym of anthrax

A severe and fatal form of encephalomyelitis in pigs, caused by the virus genus Teschovirus.

A form of septicaemia in ducks caused by the bacterium Riemerella anatipestifer

plural of disease boat

(historical) In early societies, a boat, canoe, etc., in which community members suffering from a disease were exiled in the belief that the evil spirits of the disease would be carried away.

An inherited disease characterised by macular degeneration leading to progressive loss of vision.