NITROGEN Antonyms There are 10 antonyms of the word nitrogen. (opposite meanings)Did you mean?Definition of NITROGENAlso try opposite words for..nitratenitrifynitrogenousnitrificationBest Opposite Words For NITROGENTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1argonnounn2chlorinenoun, adjectiven, adj3fluorinenounn4heliumnounn5kryptonnounn6neonnoun, adjectiven, adj7oxygennounn8radonnoun, adjectiven, adj9xenonnounn10carbon dioxidenounn Alternatives for ARGON Words (1)arPhrases (1)atomic number 18Opposite words for argon Alternatives for FLUORINE Words (1)fluorinePhrases (1)atomic number 9Abbreviations (1)fOpposite words for fluorine Alternatives for HELIUM Words (4)airelementgashePhrases (1)atomic number 2Opposite words for helium Alternatives for NEON Words (1)nePhrases (1)atomic number 10Opposite words for neon Alternatives for RADON Words (2)emanationnitonPhrases (1)atomic number 86Abbreviations (1)rnOpposite words for radon