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phragmoplast

[frag-muh-plast]
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noun Botany.
  1. the cytoplasmic structure that forms at the equator of the spindle after the chromosomes have divided during the anaphase of plant mitosis, and that initiates cell division.
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Origin of phragmoplast

1910–15; < Greek phrágm(a) fence (see phragmites) + -o- + -plast
Also called cell plate.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018