NT Antonyms There are 2 antonyms of the abbr nt. (opposite meanings)Did you mean?Definition of NTBest Opposite Words For NTTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1tnounn2tn