Yes, infection is a Scrabble word!

Noun

1. The pathological state resulting from the invasion of the body by pathogenic microorganisms

2. (phonetics) the alteration of a speech sound under the influence of a neighboring sound

3. (medicine) the invasion of the body by pathogenic microorganisms and their multiplication which can lead to tissue damage and disease

4. An incident in which an infectious disease is transmitted

5. The communication of an attitude or emotional state among a number of people

6. Moral corruption or contamination

7. (international law) illegality that taints or contaminates a ship or cargo rendering it liable to seizure