from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A mass of parenchymatous cells that covers and protects the growing cells at the end of a root.
from the GNU version of the Collaborative International Dictionary of English
- n. A mass of parenchymatous cells which covers and protects the growing cells at the end of a root; a pileorhiza.
from The Century Dictionary and Cyclopedia
- n. A cap-like layer of parenchymatous cells which occurs at the tip of growing roots.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. thimble-shaped mass of cells covering and protecting the growing tip of a root
root + cap (Wiktionary)