Definitions

1. noun

the invasion and multiplication of microorganisms such as bacteria, viruses, and protozoa in the body, often causing disease.

“The patient’s infection was caused by a bacterial strain that was resistant to antibiotics.”

2. noun

the process or state of becoming infected with a disease or a microorganism.

“The infection rate among the population has increased significantly over the past year.”

3. noun

a person or animal that is infected with a disease or a microorganism.

“The doctor examined the infection and prescribed a course of treatment.”

4. verb

to become infected with a disease or a microorganism.

“The wound became infected and required immediate medical attention.”