1. a disease caused by germs entering the body
2. the process of germs entering and multiplying in the body
3. the spread of something harmful or undesirable
Usage: figurative

Examples

• The doctor prescribed antibiotics to treat the bacterial infection.
• She developed a serious infection after the surgery.
• Wash your hands frequently to prevent infection.
• The wound showed signs of infection and needed immediate care.
• Computer viruses can cause infection of your entire network.
• The infection spread rapidly through the crowded school.
• His ear infection made it difficult for him to hear clearly.