contaminate with

contaminate (someone or something) with (something)

To pollute someone or something through exposure to something foul or dangerous. Be sure to wash your hands first so you don't contaminate the sterile area with germs.See also: contaminate

contaminate someone or something with something

to get someone or something dirty with something; to pollute someone or something with something. Something in the hospital contaminated the patient with a serious infection. The campers learned not to contaminate the outdoors with anything they carried in.See also: contaminate