Definition of ploidy in English:


Syllabification: ploi·dy
Pronunciation: /ˈploidē


  • The number of sets of chromosomes in a cell, or in the cells of an organism.
    More example sentences
    • Four of the chromosome counts represented new ploidy levels.
    • Grass genomes differ greatly in chromosome number, ploidy level, and size.
    • Chromosome number and ploidy vary greatly and there is much overlap between them.


1940s: from words such as (di)ploidy and (poly)ploidy.

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