noun Cell Biology.
a plane in the equatorial region of the spindle in dividing cells, along which the chromosomes become arranged during the metaphase.
Origin of metaphase plate
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
An imaginary plane perpendicular to the spindle fibers of a dividing cell, along which chromosomes align during metaphase.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.