Dictionary
con•ta•gious
Pronunciation: (kun-tā'jus), [key]—
adj.
1. capable of being transmitted by bodily contact with an infected person or object:
contagious diseases.
2. carrying or spreading a contagious disease.
3. tending to spread from person to person:
contagious laughter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.