Relating to contagion; communicable or transmissible by contact with the sick or their fresh secretions or excretions.
* * *
con·ta·gious -jəs adj
2) bearing contagion <many persons...are \contagious long before they are aware of the presence of their disease (Jour. Amer. Med. Assoc.)>
3) used for contagious diseases <a \contagious ward>
con·ta·gious·ly adv
con·ta·gious·ness n
* * *
con·ta·gious (kən-taґjəs) [L. contagiosus] capable of being transmitted from one individual to another; communicable. Cf. infectious.Medical dictionary. 2011.