CARBOXYL Antonyms There are 7 antonyms of the word carboxyl. (opposite meanings)Did you mean?Definition of CARBOXYLAlso try opposite words for..carboxyliccarboxylationBest Opposite Words For CARBOXYLTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1alkalineadjectiveadj2aminonoun, adjectiven, adj3basicadjectiveadj4neutralnoun, adjectiven, adj5nitrogenousadjectiveadj6nonacidadjectiveadj7nonacidicadjectiveadj Alternatives for ALKALINE Words (7)basicreagentundeviatingnonacidnonacidicunacidicalkalicOpposite words for alkaline Alternatives for AMINO Words (1)aminicPhrases (1)amino groupOpposite words for amino Alternatives for BASIC Words (16)basicelementaryessentialfundamentalnecessaryordinaryplainprimarysimplestraightforwarduncomplicatedalkalinecanoniccanonicalintroductorystapleOpposite words for basic Alternatives for NEUTRAL Words (16)disinterestedequitableevenhandedfairimpartialindependentnonpartisanobjectiveunbiasedunprejudicedachromaticelectroneutralimpersonalindifferentinertinnocuousOpposite words for neutral Alternatives for NITROGENOUS Words (4)ammoniacalazoticproteinaceousnitrogen-bearingOpposite words for nitrogenous Alternatives for NONACID Words (2)alkalinebasicOpposite words for nonacid