Caused by one-celled organisms that are involved in an infectious disease

A person in an apartment building or motel who performs services for the tenants.

Flowing or blending together into one: confluent paths; confluent idea

To weaken or lessen the effect of something.

A rapid increase or spread of disease (above normal) in a population.

Exterminate; completely get rid of; to remove or utterly destroy.

Protected from a disease or the like. Exempt or protected from something

The fact or process of becoming immune, as against a disease.

A material that spreads infection from one organisms to another.

Disease that can be spread from one person to another.

A small lesion on the skin.

The peak or top of something; high point of success or power.

A tremor caused by a chill; Shivering or trembling, as caused by a chill

A deadly infectious viral disease. Symptoms include: fever, weakness, & pustules on the skin that form scabs and leave scars. It was eradicated in 1977.

Another name for the smallpox virus.

Non living, only alive when it infects host, causes many infections