noun Botany.

a short, thickened plant cell of the sclerenchyma, typically containing branched pits.

Also called stone cell. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

sclereid in Science



A thick-walled lignified plant cell, often branched in shape. Sclereids form many hard structures such as seed coats and nut shells. They are a type of sclerenchyma cell but are usually shorter than fibers.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.