UNACIDIC Antonyms There are 5 antonyms of the word unacidic. (opposite meanings)Did you mean?Definition of UNACIDICBest Opposite Words For UNACIDICTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1alkalineadjectiveadj2antacidnounn3basicadjectiveadj4neutralnoun, adjectiven, adj5nonacidicadjectiveadj Alternatives for ALKALINE Words (6)basicreagentundeviatingnonacidnonacidicalkalicOpposite words for alkaline Alternatives for ANTACID Words (3)alkaliseralkalizerantiacidPhrases (1)gastric antacidOpposite words for antacid Alternatives for BASIC Words (16)basicelementaryessentialfundamentalnecessaryordinaryplainprimarysimplestraightforwarduncomplicatedalkalinecanoniccanonicalintroductorystapleOpposite words for basic Alternatives for NEUTRAL Words (16)disinterestedequitableevenhandedfairimpartialindependentnonpartisanobjectiveunbiasedunprejudicedachromaticelectroneutralimpersonalindifferentinertinnocuousOpposite words for neutral