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rootcap

[root-kap, roo t-]
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noun Botany.
  1. the loose mass of epidermal cells covering the apex of most roots, serving to protect the meristematic cells behind it.

Origin of rootcap

First recorded in 1875–80; root1 + cap1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for root cap

root cap

noun
  1. 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

root cap in Science

root cap

  1. 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.