IMAGINARY NUMBER Antonyms There is 1 antonym of the phrase imaginary number. (opposite meanings)Did you mean?Definition of IMAGINARY NUMBERAlso try opposite words for..numericimagineimaginedimaginermagnitudeBest Opposite Words For IMAGINARY NUMBERTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb Expand?WordSave?Synonyms..UsageTypereal numbernounnnoun • any rational or irrational number