chromosome number


Definition of chromosome number

: the usually constant number of chromosomes characteristic of a particular kind of animal or plant

Examples of chromosome number in a Sentence

Recent Examples on the Web Unlike other botanical atlases that focused on botanical classification, this atlas recorded the chromosome number of about 100,000 plants, providing knowledge about breeding and evolutionary patterns of botanical groups. Leila Mcneill, Smithsonian, "The Pioneering Female Botanist Who Sweetened a Nation and Saved a Valley," 1 Aug. 2019 One result that’s emerged is a relationship between these timing parameters and chromosome number — too fast or too slow correlates perceptibly with embryos having the wrong number of chromosomes. Quanta Magazine, "In the Ticking of the Embryonic Clock, She Finds Answers," 15 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chromosome number.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of chromosome number

1910, in the meaning defined above

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Time Traveler for chromosome number

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The first known use of chromosome number was in 1910

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Cite this Entry

“Chromosome number.” Dictionary, Merriam-Webster, Accessed 27 Oct. 2020.

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More Definitions for chromosome number

chromosome number


Medical Definition of chromosome number

: the usually constant number of chromosomes characteristic of a particular kind of animal or plant

More from Merriam-Webster on chromosome number Encyclopedia article about chromosome number

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