[root-kap, roo t-]
the loose mass of epidermal cells covering the apex of most roots, serving to protect the meristematic cells behind it.
Origin of rootcap
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a hollow cone of loosely arranged cells that covers the growing tip of a root and protects it during its passage through the soil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
A thimble-shaped mass of cells that covers and protects the root tip of plants. Also called calyptra
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.