cell division

noun

Definition of cell division

: the process by which cells multiply involving both nuclear and cytoplasmic division — compare meiosis, mitosis

Examples of cell division in a Sentence

Recent Examples on the Web

In fact, as the somatic parts of both plants and animals grow, their cells accumulate about one mutation per million bases per cell division, so plant germ cells should have far more mutations than animal germ cells. Elizabeth Pennisi, Science | AAAS, "Meet the monkeyflower, a weed that may hold the key to zebra stripes and other biological mysteries," 29 Aug. 2019 With every cell division, these protective telomeres grew shorter, hastening the plants’ inevitable genetic meltdown. Quanta Magazine, "Unexpected ‘Germline’ Plant Cells May Shield New Generations," 5 Aug. 2019 Cells accumulate genetic damage throughout their lives from environmental wear and tear, and especially from mishaps that occur while DNA is being copied for cell division. Quanta Magazine, "Unexpected ‘Germline’ Plant Cells May Shield New Generations," 5 Aug. 2019 The exact number can vary among individuals because, when cells are duplicating their DNA before cell division, certain mistakes can insert or delete copies of gene sequences. Quanta Magazine, "Beating the Odds for Lucky Mutations," 16 Aug. 2017 Fournier now plans to use tryptophan as a marker to date other major pre-LUCA events such as the evolution of metabolism, cells and cell division, and the mechanisms of inheritance. Quanta Magazine, "How Structure Arose in the Primordial Soup," 16 Apr. 2015 Tissue mosaics arise as cells accumulate mutations—from DNA errors that creep in during cell division, or because of exposure to environmental factors such as ultraviolet light or cigarette smoke. Heidi Ledford, Scientific American, "The Human Body Is a Mosaic of Different Genomes," 14 June 2019 Other apparently identical beta cells were young as a result of cell division. San Diego Union-Tribune, "How old are your organs? Salk, UCSD mouse study finds human clues," 6 June 2019 Stem cells have the potential to become many kinds of cells and can renew themselves through cell division. Kevin Flower, CNN, "FDA wins major victory in campaign against stem cell clinic," 4 June 2019

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

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First Known Use of cell division

1846, in the meaning defined above

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Dictionary Entries near cell division

cell body

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cell cycle

cell division

Celle

celled

Celleporidae

Statistics for cell division

Last Updated

22 Oct 2019

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Time Traveler for cell division

The first known use of cell division was in 1846

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More Definitions for cell division

cell division

noun

Medical Definition of cell division

: the process by which cells multiply involving both nuclear and cytoplasmic division — compare meiosis, mitosis

More from Merriam-Webster on cell division

Rhyming Dictionary: Words that rhyme with cell division

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