the process of infecting or being infected, especially the communication of disease through the air or water; an infectious disease
contamination
Cases of word usage
1) a skin infection (common among young people) in which there are spots on the face and neck (acne)
2) (of wounds etc) free from infection (disease germs) (aseptic)
3) to make (something) free from infection caused by bacteria (disinfect)
4) causing, caused by infection (with disease germs) (septic)
