verb (used with object), con·tam·i·nat·ed, con·tam·i·nat·ing.
Origin of contaminate
Examples from the Web for contaminator
The contaminator is sure to be seized and confined till prudence, if not virtue, ties his tongue.It Is Never Too Late to Mend|Charles Reade
British Dictionary definitions for contaminator
verb (kənˈtæmɪˌneɪt) (tr)
adjective (kənˈtæmɪnɪt, -ˌneɪt)
Word Origin for contaminate
Word Origin and History for contaminator
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.