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Word of the Day Wednesday, June 10, 2026

ploidy

/ˈplaɪdi/ noun · British & US
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What does ploidy mean?

noun

The number of complete sets of chromosomes in an organism's cells. In genetics, the number of sets of chromosomes in the nucleus of a cell.

Example

"The ploidy of the plant was determined to be diploid, meaning it had two sets of chromosomes."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymologically related

Synonyms for ploidy

Antonyms of ploidy

Rhymes with ploidy