Synonyms: infectious
Definition: easily spread
Usage: fear is exceedingly infectious; children catch it from their elders- Bertrand Russell
Similar words: transmissible, transmittable, catching, communicable, contagious, contractable
Definition: (of disease) capable of being transmitted by infection
Similar words: contagious
Definition: easily diffused or spread as from one person to another
Usage: a contagious grin
Similar words: contaminating, corrupting
Definition: that infects or taints
Synonyms: infectious, infective
Definition: caused by infection or capable of causing infection
Usage: viruses and other infective agents; a carrier remains infective without himself showing signs of the disease
Similar words: infected, septic
Definition: containing or resulting from disease-causing organisms
Usage: a septic sore throat; a septic environment; septic sewage