infect sth

Universal Words (with sth) 1 to make a disease or an illness spread to a person, an animal or a plant: It is not possible to infect another person through kissing. * people infected with HIV 2 [usuallypassive] to make a substance contain harmful bacteria that can spread disease SYNCONTAMINATE: eggs infected with salmonella 3 to make sb share a particular feeling: She infected the children with her enthusiasm for music. * The whole room was soon infected by his laughter.