infect

US /ɪnˈfekt/
UK /ɪnˈfekt/
"infect" picture
1.

affect (a person, animal, or part of the body) with a disease-causing organism.

:
The virus can infect cells and replicate rapidly.
A mosquito bite can infect you with malaria.
2.

fill (someone) with a strong feeling or emotion.

:
His enthusiasm began to infect everyone around him.
Her laughter was so contagious it seemed to infect the whole room.