DIPLOID Antonyms There are 2 antonyms of the word diploid. (opposite meanings)Did you mean?Definition of DIPLOIDAlso try opposite words for..diploidydiploidsBest Opposite Words For DIPLOIDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1haploidnoun, adjectiven, adj2polyploidnoun, adjectiven, adj Alternatives for HAPLOID Words (2)haploidicmonoploidOpposite words for haploid Alternatives for POLYPLOID Words (4)vigesimalhexaploidoctaploidtetraploidOpposite words for polyploid