contagious; infectious
Denoting a disease that is transmitted directly from person to person. ... Origin: G. Proso, forward, + demos, people ... (05 Mar 2000) ... 
(pros″o-dem´ik) pertaining to or denoting a disease transmitted directly from person to person rather than spread generally (as by a contaminated water supply).
Type: Term Pronunciation: pros′ō-dem′ik Definitions: 1. Denoting a disease that is transmitted directly from person to person.
prosodemic 1. A reference to a disease that is passed from one person to another. 2. Pertaining to or denoting a disease transmitted directly from person to person rather than spread generally; as by a contaminated water supply.