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root cap

British  

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 Scientific  

  1. A thimble-shaped mass of cells that covers and protects the root tip of plants.

  2. Also called calyptra

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The technician will see mostly mitotic cells in the root cap.

From Textbooks • Jun. 9, 2022

If that is so, what can be deduced from the shape and location of the root cap?

From Textbooks • Jun. 9, 2022

Amyloplasts are found in shoots and in specialized cells of the root cap.

From Textbooks • Jun. 9, 2022

The growing root tip is protected by a root cap.

From Textbooks • Jun. 9, 2022

It is called the "root cap" and protects the tip from injury.

From The Adventures of a Grain of Dust by Hawksworth, Hallam

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.