- Anatomy. the outer, nonvascular, nonsensitive layer of the skin, covering the true skin or corium.
- Zoology. the outermost living layer of an animal, usually composed of one or more layers of cells.
- Botany. a thin layer of cells forming the outer integument of seed plants and ferns.
Origin of epidermis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for epidermis
This aids in preventing decay and slipping of the epidermis.Taxidermy
Leon Luther Pray
The epidermis is usually indistinguishable in the older roots.Elements of Structural and Systematic Botany
Douglas Houghton Campbell
Epidermis, or outer surface, which is a series of scales lying one upon the other.Textiles
William H. Dooley
This is the case in the epidermis of the stems and leaves of most grasses.
Externally the leaf is covered on both the sides by the epidermis.
- Also called: cuticle the thin protective outer layer of the skin, composed of stratified epithelial tissue
- the outer layer of cells of an invertebrate
- the outer protective layer of cells of a plant, which may be thickened by a cuticle
C17: via Late Latin from Greek, from epi- + derma skin
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
Word Origin and History for epidermis
Online Etymology Dictionary, © 2010 Douglas Harper
- The nonvascular outer protective layer of the skin, covering the dermis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The protective outer layer of the skin. In invertebrate animals, the epidermis is made up of a single layer of cells. In vertebrates, it is made up of many layers of cells and overlies the dermis. Hair and feathers grow from the epidermis.
- The outer layer of cells of the stems, roots, and leaves of plants. In most plants, the epidermis is a single layer of cells set close together to protect the plant from water loss, invasion by fungi, and physical damage. The epidermis that is exposed to air is covered with a protective substance called cuticle. See more at photosynthesis.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The outside layers of the skin.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.