ALKALOID Antonyms There are 6 antonyms of the word alkaloid. (opposite meanings)Did you mean?Definition of ALKALOIDAlso try opposite words for..alkaloidsalkaloidalBest Opposite Words For ALKALOIDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1acidverb, noun, adjectivev, n, adj2acidicadjectiveadj3acidifyverbv4acidulateverb, adjectivev, adj5acidulousadjectiveadj6acidifierverb, nounv, n Alternatives for ACID Words (23)acerbicbitteraceticsharpsourvinegaryacidicacerbacidulentacidulousacridbattery-acidblisteringcausticdosedotelvispanesulfuroussulphuroussupermanvirulentvitriolicPhrases (4)back breakerloony toonslucy in the sky with diamondswindow paneAbbreviations (1)zenOpposite words for acid Alternatives for ACIDIC Words (12)acerbicaceticbittercitricpungentsharpsourtangyvinegaryacidacidulentacidulousOpposite words for acidic Alternatives for ACIDIFY Words (3)acetifyacidulatesourOpposite words for acidify Alternatives for ACIDULATE Words (6)souracidicpungenttangyacetifyacidifyOpposite words for acidulate Alternatives for ACIDULOUS Words (3)acidacidicacidulentOpposite words for acidulous