Contaminate



[verb kuh n-tam-uh-neyt; noun, adjective kuh n-tam-uh-nit, -neyt] /verb kənˈtæm əˌneɪt; noun, adjective kənˈtæm ə nɪt, -ˌneɪt/

verb (used with object), contaminated, contaminating.
1.
to make impure or unsuitable by contact or mixture with something unclean, bad, etc.:
to contaminate a lake with sewage.
2.
to render harmful or unusable by adding radioactive material to:
to contaminate a laboratory.
noun
3.
something that contaminates or carries ; .
adjective
4.
Obsolete. contaminated.
verb (transitive) (kənˈtæmɪˌneɪt)
1.
to make impure, esp by touching or mixing; pollute
2.
to make radioactive by the addition of radioactive material
adjective (kənˈtæmɪnɪt; -ˌneɪt)
3.
(archaic) contaminated
v.

early 15c., from Old French contaminer, from Latin contaminatus, past participle of contaminare “to defile,” from contamen “contact, pollution,” from com- “together” (see com-) + *tag-, base of tangere “to touch” (see tangent). Related: Contaminant (1934); contaminable.

contaminate con·tam·i·nate (kən-tām’ə-nāt’)
v. con·tam·i·nated, con·tam·i·nat·ing, con·tam·i·nates

con·tam·i·nant (-nənt) n.

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