- a vertical plane that divides an organism into symmetrical halves.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for median plane
In the diagram C2 there is actually no median-plane after the third cycle of division.The Biological Problem of To-day
- A vertical plane along the midline of the body dividing the body into right and left halves.midsagittal plane
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.