Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

contaminate

verb

Synonyms and Antonyms of contaminate

  1. to make unfit for use by the addition of something harmful or undesirable <a supply of drinking water that was contaminated by a toxic waste dump> Synonyms befoul, defile, foul, poison, pollute, taint Related Words infect; begrime, besmirch, blacken, dirty, foul up, grime, mire, muddy, smirch, smudge, soil, stain, sully; corrupt, rot, spoil; adulterate, doctor; dilute, water down Near Antonyms clarify, clean, cleanse, clear, distill (also distil), purge; filter; disinfect, sanitize, sterilize Antonyms decontaminate, purify





Seen and Heard

What made you want to look up contaminate? Please tell us where you read or heard it (including the quote, if possible).