follow Dictionary.com

Love words? Sign up for our Word of the Day!

periderm

[per-i-durm] /ˈpɛr ɪˌdɜrm/
noun
1.
Botany. the cork-producing tissue of stems together with the cork layers and other tissues derived from it.
2.
Embryology, epitrichium.
Origin
1830-1840
1830-40; < Neo-Latin peridermis. See peri-, -derm
Related forms
peridermal, peridermic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for periderms

periderm

/ˈpɛrɪˌdɜːm/
noun
1.
the outer corky protective layer of woody stems and roots, consisting of cork cambium, phelloderm and cork
Derived Forms
peridermal, peridermic, adjective
Word Origin
C19: from New Latin peridermis
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
Cite This Source
periderms in Medicine

periderm per·i·derm (pěr'ĭ-dûrm') or per·i·der·ma (pěr'ĭ-dûr'mə)
n.
The outermost layer of the epidermis of an embryo or a fetus up to the sixth month of gestation. Also called epitrichium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
periderms in Science
periderm
  (pěr'ĭ-dûrm')   
The outer, protective layers of tissue of woody roots and stems, consisting of the cork cambium and the tissues produced by it. See more at cork cambium.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for periderm

Few English speakers likely know this word

Word Value for periderms

14
16
Scrabble Words With Friends