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hypodermis

 - 4 dictionary results

hy⋅po⋅der⋅mis

[hahy-puh-dur-mis]
–noun
1. Zoology. an underlayer of epithelial cells in arthropods and certain other invertebrates that secretes substances for the overlying cuticle or exoskeleton.
2. Botany. a tissue or layer of cells beneath the epidermis.
Also, hy⋅po⋅derm.


Origin:
1865–70; hypo- + -dermis


hy⋅po⋅der⋅mal, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To hypodermis
hy·po·der·mis   (hī'pə-dûr'mĭs)   
n.  
  1. An epidermal layer of cells that secretes an overlying chitinous cuticle, as in arthropods.

  2. Botany A layer of cells lying immediately below the epidermis.

  3. Anatomy A subcutaneous layer of loose connective tissue containing a varying number of fat cells.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: hy·po·der·mis
Pronunciation: "hI-p&-'d&r-m&s
Function: noun
1 : the cellular layer that underlies andsecretes the chitinous cuticle (as of an arthropod)
2 : SUPERFICIAL FASCIA
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

hypodermis hy·po·der·mis (hī'pə-dûr'mĭs) or hy·po·derm (hī'pə-dûrm')
n.

  1. An epidermal layer of cells that secretes an overlying chitinous cuticle, as in arthropods.

  2. See tela subcutanea.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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