infectious
adjective
1. caused by infection or capable of causing infection
- viruses and other infective agents
- a carrier remains infective without himself showing signs of the disease
Similar word(s): infected, septic, infective
2. easily spread
- fear is exceedingly infectious; children catch it from their elders
Similar word(s): catching, communicable, contagious, contractable, transmissible, transmittable, contaminating, corrupting
3. of or relating to infection
- infectious hospital
- infectious disease
Sentences with infectious as an adjective:
- Cancer is not infectious.
- More infectious diseases like the flu are usually less potent.
- Despite feeling better, the patient is still infectious.
- Her enthusiasm for work can be really infectious.
- Pop music is more infectious than elevator music.