IONIC Antonyms There are 3 antonyms of the word ionic. (opposite meanings)Did you mean?Definition of IONICAlso try opposite words for..ionionizeionizedionizerionizingBest Opposite Words For IONICTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1nonionicadjectiveadj2covalentadjectiveadj3metallicadjectiveadj Alternatives for NONIONIC Words (5)nonionisednonionizednonpolarunionisedunionizedOpposite words for nonionic Alternatives for METALLIC Words (8)gleaminglustrousreflectiveshinysilversilverysparklingmetalOpposite words for metallic