allopolyploidy

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noun

A form of polyploidy (having more than the usual number of chromosomes) that results from the interbreeding of different species.

Opposite
autopolyploidy
Scrabble 25
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Meanings

nounallopolyploidy (uncountable)
  1. uncountablebiologyA form of polyploidy (having more than the usual number of chromosomes) that results from the interbreeding of different species.

    Several important crops such as wheat, cotton and canola are of allopolyploidy that contains two or more divergent genomes, and some plants and animals exist as interspecific hybrids.

    2008 November 23, Zhongfu Ni, et al., “Altered circadian rhythms regulate growth vigour in hybrids and allopolyploids”, Nature Volume 457 No. 7227, doi:10.1038/nature07523

Synonyms & antonyms

Opposite
autopolyploidy
Also see
alloploidy

Translations

Portuguese alopoliploidia
  • alopoliploidiapolyploidy that results from the interbreeding of different species
Cite this entry
APA

allopolyploidy. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/allopolyploidy

MLA

“allopolyploidy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/allopolyploidy. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “allopolyploidy,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/allopolyploidy.

Source: allopolyploidy on Wiktionary, CC BY-SA 4.0.