ANAPSID Antonyms2 antonyms for anapsid. (opposite meanings)Definition of ANAPSID Synonyms for ANAPSIDBest Opposite Words For ANAPSIDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb WordSaveSyns..UsageTypediapsidadjectiveadjnoun • reptile having a pair of openings in the skull behind each eyesynapsidnounnnoun • extinct reptile having a single pair of lateral temporal openings in the skull