con·ta·gion 
/kənˈteɪʤən/ noun
plural con·ta·gions /kənˈteɪʤən/ noun medical 1 [noncount] : the process by which a disease is passed from one person or animal to another by touching
▪ a disease that spreads by contagion ▪ People have been warned to keep out of the area to avoid contagion. 2 [count] : a disease that can be passed from one person or animal to another by touching : a contagious disease
▪ a deadly contagion — often used figuratively ▪ The news created a contagion of fear that spread through the country.
▪ a disease that spreads by contagion ▪ People have been warned to keep out of the area to avoid contagion.
▪ a deadly contagion — often used figuratively ▪ The news created a contagion of fear that spread through the country.
