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Noun: adulterant  u'dúl-tu-runt
  1. Any substance that lessens the purity or effectiveness of a substance
    "it is necessary to remove the adulterants before use";
    - adulterator
Adjective: adulterant  u'dúl-tu-runt
  1. Making impure or corrupt by adding extraneous materials
    "the adulterant effect of extraneous materials";
    - adulterating

Derived forms: adulterants

See also: extraneous, foreign

Antonym: purifying

Encyclopedia: Adulterant