Any kind of infection caused by bacteria, which are microscopic germs. Bacteria are found everywhere in our bodies and in the environment, but only some kinds cause infections. Bacterial STDs include chlamydia and gonorrhea. Drugs that kill the bacteria causing an infection are called antibiotics.
An infection caused by bacteria (micro-organisms which attack the immune system). Bacterial infections can be treated with antibiotics.
Infection by minute, one-celled organisms which multiply by dividing in one or more directions.
Infection that can occur when bacteria affect a part of the body.