PROVIRAL Antonyms There are 2 antonyms of the word proviral. (opposite meanings)Did you mean?Definition of PROVIRALBest Opposite Words For PROVIRALTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1antiviraladjectiveadj2nonviraladjectiveadj