infectious diseases are (a) infectious and (b) preventable with a simple shot.
Don't try telling that to this exuberant volunteer with an infectious laugh.
The surprisingly boring movie Contagion, has arrived, signaling the end of balmy youth for the field of infectious diseases.
This familiar presence of consumption made it impossible for most medical men to believe it was infectious at all.
Any time there is a new outbreak of infectious disease, it can be alarming.
This is one of the most infectious and easily communicable diseases.
It must not be neglected, ever so little; but the enthusiasm of the boy with her was infectious.
But his heart was in it, and religious conviction is the most infectious thing in the world.
Theodora's laugh rang out a second time, hearty and infectious.
Philip's gaiety was infectious, and Jack burst out laughing at his last remark.
infectious in·fec·tious (ĭn-fěk'shəs)
Capable of causing infection.
Caused by or capable of being transmitted by infection.
Caused by a pathogenic microorganism or agent.
Capable of causing infection. See Note at contagious.