epithelium

E1P3I1T1H4E1L1I1U1M3
UK/ˌɛpɪˈθiːlɪəm/

noun

A membranous tissue composed of one or more layers of cells which forms the covering of most internal and external surfaces of the body and its organs: internally including the lining of vessels and other small cavities, and externally being the skin.

Less commonScrabble 17

Meanings

nounepithelium (countable and uncountable, plural epitheliums or epithelia)

plural epitheliums · plural epithelia

  1. countableuncountableanatomyA membranous tissue composed of one or more layers of cells which forms the covering of most internal and external surfaces of the body and its organs: internally including the lining of vessels and other small cavities, and externally being the skin.

    The sap of this species was able to cause loss of corneal epithelium 16 h after direct exposure to the sap in a 60-year-old male.

    2014 May 30, Victor Kuete, Toxicological Survey of African Medicinal Plants, Elsevier, →ISBN, page 505
    1 more example

    the passenger's roving eyes paused for a moment as he listened inwardly to a nether itch, which he supposed to be (correctly, thank Log) only a minor irritation of the epithelium.

    1969, Vladimir Nabokov, Ada or Ardor, Penguin, published 2011, page 25

    Synonyms: epithelial tissue

Synonyms & antonyms

nounA membranous tissue composed of one or more layers of cells which forms the covering of most internal and external surfaces of the body and its organs: internally including the lining of vessels and other small cavities, and externally being the skin.

More synonyms by meaning

nounmembranous tissue covering internal organs and other internal surfaces of the body

Broader
animal tissue

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. New Latinepithēlium
  2. Englishepithelium

From New Latin epithēlium. By surface analysis, epi- + thel- + -ium.

Full word history & related roots →

Translations

Afrikaans epiteelweefsel
  • epiteelweefselmembranous tissue
Arabic نَسِيج طِلَائِيّ
  • نَسِيج طِلَائِيّ (nasīj ṭilāʔiyy)membranous tissue
Basque epitelio
  • epiteliomembranous tissue
Bulgarian епителна тъкан
  • епителна тъкан (epitelna tăkan)membranous tissue
Catalan epiteli
  • epitelimembranous tissue
Chinese Mandarin 上皮
  • 上皮 (shàngpí)membranous tissue
Czech výstelka, epitel
  • výstelkamembranous tissue
  • epitelmembranous tissue
  • epitelová tkáňmembranous tissue
Danish epitel
  • epitelmembranous tissue
Dutch epitheel
  • epitheelmembranous tissue
Esperanto epitelio
  • epiteliomembranous tissue
Finnish epiteelikudos
  • epiteelikudosmembranous tissue
French épithélium
  • épithéliummembranous tissue
German Epithel
  • Epithelmembranous tissue
Greek επιθήλιο
  • επιθήλιο (epithílio)membranous tissue
Hebrew אפיתל
  • אפיתלmembranous tissue
Hungarian hám
  • hámmembranous tissue
Indonesian jaringan epitel
  • jaringan epitelmembranous tissue
Italian epitelio, tessuto epiteliale
  • epiteliomembranous tissue
  • tessuto epitelialemembranous tissue
Japanese 上皮組織, 上皮
  • 上皮組織 (jōhi sosiki)membranous tissue
  • 上皮 (jōhi)membranous tissue
  • 上皮細胞 (jōhi saibō)membranous tissue
Latin epithelium, textus epithelialis
  • epitheliummembranous tissue
  • textus epithelialismembranous tissue
Malay epitelium
  • epiteliummembranous tissue
Norwegian epitel
  • epitelmembranous tissue
Persian بافت پوششی
  • بافت پوششیmembranous tissue
Polish tkanka nabłonkowa, tkanka graniczna
  • tkanka nabłonkowamembranous tissue
  • tkanka granicznamembranous tissue
  • nabłonekmembranous tissue
Portuguese epitélio
  • epitéliomembranous tissue
Romanian țesut epitelial
  • țesut epitelialmembranous tissue
Russian эпите́лий
  • эпите́лий (epitélij)membranous tissue
Slovak epitel
  • epitelmembranous tissue
Spanish epitelio
  • epiteliomembranous tissue
Swedish epitel
  • epitelmembranous tissue
Thai เนื้อเยื่อบุผิว
  • เนื้อเยื่อบุผิว (néua yêua bù pĭw)membranous tissue
Turkish epitel
  • epitelmembranous tissue
Ukrainian епітелій
  • епітелій (epitelij)membranous tissue
Urdu ظہارہ
  • ظہارہmembranous tissue
Vietnamese biểu mô
  • biểu mômembranous tissue

Rhymes & wordplay

Rhymes with epithelium

All rhymes →
Cite this entry
APA

epithelium. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/epithelium

MLA

“epithelium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/epithelium. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “epithelium,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/epithelium.

Source: epithelium on Wiktionary, CC BY-SA 4.0.