infect
🇺🇸
/ɪnˈfekt/
🇬🇧
/ɪnˈfekt/
to spread a disease to a person, animal, or plant
A sick person can infect others with a cold.
to make something have harmful germs that can cause disease
Bad water can infect people with germs.
to spread a computer virus to another computer or program
A bad email can infect your computer with a virus.
to make someone feel the same way you do
His happy mood began to infect everyone in the room.