Adjective: infectious in'fek-shus
- Caused by infection or capable of causing infection
"viruses and other infectious agents";
- infective
- Easily spread
"fear is exceedingly infectious: children catch it from their elders"
- Of or relating to infection
"infectious hospital"; "infectious disease"
See also: catching, communicable, contagious, contaminating, contractable, corrupting, infected, septic, transmissible, transmittable
Antonym: noninfectious
Encyclopedia: Infectious