CDNA Antonyms There are 3 antonyms of the abbr cdna. (opposite meanings)Did you mean?Definition of CDNABest Opposite Words For CDNATop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1mrnanounn2rnanounn3trnanounn