contaminate

con·tam·i·nate

(kon-tam'i-nāt),

To cause or result in contamination.

[L. con-tamino, to mingle, corrupt]

Farlex Partner Medical Dictionary © Farlex 2012

con·tam·i·nate

(kŏn-tam'i-nāt)

1. To cause or result in contamination.

2. Introduction of pathogens or infectious material into or on clean or sterile surfaces.

[L. con-tamino, to mingle, corrupt]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

contaminate

(kŏn-tăm′ĭ-nāt) [L. contaminare, to render impure]

1. To soil, stain, or pollute.

2. To render unfit for use through introduction of a harmful or injurious substance.

3. To make impure or unclean.

4. To deposit a radioactive substance in any place where it is not supposed to be.

Medical Dictionary, © 2009 Farlex and Partners

con·tam·i·nate

(kŏn-tam'i-nāt)

To cause or result in contamination.

[L. con-tamino, to mingle, corrupt]

Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about contaminate

Q. I'm concerned that my calcium supplements are contaminated w seashells or cow bones. Which brands are best

A. there should be labeled as "from animal source".
here is something that helped me choose:
http://www.mayoclinic.com/health/calcium-supplements/AN00964

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