: the stage of mitosis and meiosis in which the chromosomes move toward the poles of the spindle

Word History

Etymology

International Scientific Vocabulary

First Known Use

1887, in the meaning defined above

Time Traveler
The first known use of anaphase was in 1887

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Cite this Entry

“Anaphase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anaphase. Accessed 7 Jul. 2026.

Kids Definition

: a stage of mitosis or meiosis in which the chromosomes move from the center toward the opposite ends of a dividing cell

Medical Definition

: the stage of mitosis and meiosis in which the chromosomes move toward the poles of the spindle

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