di·​as·​ter (ˈ)dī-ˈas-tər How to pronounce diaster (audio)
: a stage in mitotic cell division in which the divided and separated chromosomes group themselves near the poles of the spindle preparatory to forming new nuclei

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Cite this Entry

“Diaster.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/diaster. Accessed 8 Feb. 2023.

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