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
Examples of polyploid in a Sentence
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During rare polyploid events, a screw-up in the reproductive process caused the whole genome to duplicate at once.
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Joanna Klein, New York Times, 19 May 2017
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Joanna Klein, New York Times, 19 May 2017
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“Polyploid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyploid. Accessed 4 Nov. 2025.
Copy CitationMedical 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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