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epidermis Definition

epi·der·mis (ep′ə dʉrmis)

noun

  1. the outermost layer of the skin in vertebrates, having no blood vessels and consisting of several layers of cells, covering the dermis
  2. the outermost layer of cells covering seed plants and ferns
  3. any of various other integuments

Etymology: LL < Gr < epi-, upon (see epi-) + derma, the skin: see derma

epidermis Related Forms
ep′i·der·mal adjective or ep′i·der·mic
epidermis Synonyms

epidermis

n.

epidermis Usage Examples

Preposition: of

  • skin: This is a photo of the epidermis of thick skin at lower power.
  • leave: Star shaped scales protect both the upper and the lower epidermis of the leaves.

Converse of object

  • thicken: Retinol plumps skin, thickens the epidermis, improves texture and blood circulation and repairs the signs of sun damage.
  • penetrate: Large numbers of neutrophils and lymphocytes penetrate the epidermis and entered the infected surface region.
  • have: The skin with hair follicles, hairy skin, e.g. on the scalp, has a thin epidermis and many sebaceous glands.
  • nourish: How to use: Use twice a week to lift the skin and nourish the epidermis.
  • involve: Grade 2 Partial thickness skin loss involving epidermis, dermis or both.

Adjective modifier

  • outer: The skin ( see Figure 1 ) is composed of two major layers of tissue; the outer epidermis, and the inner dermis.
  • low: Star shaped scales protect both the upper and the lower epidermis of the leaves.
  • human: The female mites are 0.3 mm long and feed within the human epidermis.
  • upper: The laser passes through the upper epidermis leaving it undamaged.
  • embryonic: Boundaries: : During pattern formation, many genes are expressed in a segmentally repeated manner in the embryonic epidermis.
  • thick: The growing seedlings should be kept out of the full sun until the typical thick epidermis has appeared.

Modifies a noun

  • and/or: Grade 2: Partial thickness skin loss involving epidermis and/or dermis.
  • dermis: The layers of skin There are two main layers of skin: epidermis dermis.

Noun used with modifier

  • onion: By " onion skin " does you mean onion epidermis or outer leaf of an onion bulb?
  • plant: These plant remains principally comprise well preserved plant epidermises, at least some of which are Gramineae.
  • mouse: We are using a variety of different approaches to identify new markers of stem cells in human and mouse epidermis.
  • leaf: Some new characters based on the structure of the leaf epidermis are included.
  • skin: Keratinocytes from the skin epidermis are functionally specialized to protect against the damaging effects of external agents, including ultraviolet ( UV ) light.