Affected by contagion.

A belief in the contagious character of certain diseases.

plural of contagion

A disease spread by contact. / The spread or transmission of such a disease. / The passing on of manners or behaviour through a closed community or household.

(pathology, sociology, psychology) The spontaneous spread of behaviour when it is unconsciously copied from one individual by another.

(pathology, psychology, sociology) Synonym of social contagion

(pathology, psychology, sociology) Synonym of social contagion

(slang) Asian flu

plural of contagionist

One who believes in the contagious character of certain diseases, such as yellow fever.