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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 of periderm
1830-1840
From the New Latin word peridermis, dating back to 1830-40. See peri-, -derm
Related forms
peridermal, peridermic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for periderm

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
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periderm 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.
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periderm 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.
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