单词	polyploid
释义	polyploid adjective poly·​ploid ˈpä-lē-ˌplȯid  : having or being a chromosome number that is a multiple greater than two of the monoploid number polyploid noun polyploidy ˈpä-lē-ˌplȯi-dē  noun Example Sentences Recent Examples on the Web During rare polyploid events, a screw-up in the reproductive process caused the whole genome to duplicate at once. Joanna Klein, New York Times, 19 May 2017 Word History Etymology International Scientific Vocabulary First Known Use 1911, in the meaning defined above Medical Definition polyploid 1 of 2 adjective poly·​ploid ˈpäl-i-ˌplȯid  : having or being a chromosome number that is a multiple greater than two of the monoploid number polyploid 2 of 2 noun : a polyploid individual
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