Looking on the internet deeply has found these results:

an infectious disease is the most popular phrase on the web.

a contaminating disease 1599 results on the web	an infectious disease 1486,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Deliberately contaminating those gallant men with this deadly disease.	Each of these numbers corresponds with a sample vial of an infectious disease. Any staff member contracting an infectious disease must absent himself from duty and report the circumstances immediately to the Head of Administration and Personnel. There is also no substance to the alleged danger to public health, since no one aboard the vessel was carrying an infectious disease. If this is an infectious disease, she'll need to stay quarantined. I'm an infectious disease specialist, and Sam compiled the results of my research. We're treating cancer almost like it's an infectious disease. I would never risk spreading an infectious disease. How did you know there wasn't an infectious disease?

a contaminating disease

1599 results on the web

an infectious disease

1486,000 results on the web

More popular!

Each of these numbers corresponds with a sample vial of an infectious disease.
Any staff member contracting an infectious disease must absent himself from duty and report the circumstances immediately to the Head of Administration and Personnel.
There is also no substance to the alleged danger to public health, since no one aboard the vessel was carrying an infectious disease.
If this is an infectious disease, she'll need to stay quarantined.
I'm an infectious disease specialist, and Sam compiled the results of my research.
We're treating cancer almost like it's an infectious disease.
I would never risk spreading an infectious disease.
How did you know there wasn't an infectious disease?