BIREFRINGENT Antonyms There are 2 antonyms of the word birefringent. (opposite meanings)Did you mean?Definition of BIREFRINGENTSynonyms of BIREFRINGENTBest Opposite Words For BIREFRINGENTTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1amorphousadjectiveadj2isotropicadjectiveadj Alternatives for AMORPHOUS Words (17)formlessshapelessunstructuredhazyindefiniteindeterminatenebulousnoncrystallinenonfigurativeunformedunshapedunshapenvagueblobbystructurelessuncrystalliseduncrystallizedOpposite words for amorphous Alternatives for ISOTROPIC Words (7)consistentequalhomogeneoussameuniformunvaryingisotropousOpposite words for isotropic