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reduction division

noun

, Biology.
  1. the first division of meiosis in which the number of chromosomes is reduced to half the original number.

reduction division

noun

  1. See meiosis
    another name for meiosis

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Word History and Origins

Origin of reduction division1

First recorded in 1890–95

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Example Sentences

The question remains: How can external conditions bring it about that the reduction division is omitted?

The first stage in the division of the nucleus in the gonotokonts has therefore been termed the reduction division.

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reductionreduction formula

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