periderm
[per-i-durm]
- Botany. the cork-producing tissue of stems together with the cork layers and other tissues derived from it.
- Embryology. epitrichium.
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Origin of periderm
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for periderm
Historical Examples
The development and configuration of the cork cells may change periodically during the formation of periderm.
Cork: Its Origin and Industrial UsesGilbert E. Stecher
When in this manner a continuous layer of cork arises, steadily increasing from the inside, it is termed “periderm.”
Cork: Its Origin and Industrial UsesGilbert E. Stecher
As the epidermis is at first replaced by the periderm, so in turn is this replaced by cork (the dead tissue).
Cork: Its Origin and Industrial UsesGilbert E. Stecher
periderm
- the outer corky protective layer of woody stems and roots, consisting of cork cambium, phelloderm and cork
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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
periderm
(pĕr′ĭ-dûrm′)- The outermost layer of the epidermis of an embryo or fetus up to the sixth month of gestation.epitrichium
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
periderm
[pĕr′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.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.