infect/Inˋfɛkt; Inˈfekt/v [T] 1 to give someone a disease 传染〔疾病给人〕: People can feel well but still infect others. 人们可能没有病征﹐却仍会传染他人。infect sb with sth Thousands of people have been infected with the virus. 数以千计的人感染了这种病毒。2 to make food, water etc likely to spread disease 污染〔食物﹑水源等〕: The eggs were infected with bacteria. 这些蛋被细菌污染了。3 if a feeling that you have infects other people, it makes them feel the same way〔某种感情〕影响﹐感染〔别人〕: His cynicism seems to have infected the whole team. 他愤世嫉俗的态度似乎影响了全队。