Longman Dictionary of Contemporary English - infected

~ adj 1 a part of your body or a wound that is infected, has harmful bacteria in it which prevent it from healing (heal (1))  (It was only a small cut, but it became infected.) 2 food, water etc that is infected contains bacteria that spread disease infection ~ n 1 a disease caused by bacteria or a virus (1) that affects a particular part of your body  (You ought to get some antibiotics for that ear infection.) 2 the act or result of infecting someone  (Always sterilize the needle to prevent infection.)