stoma

S1T1O1M3A1
UK/ˈstəʊmə/US/ˈstoʊmə/

noun

One of the tiny pores in the epidermis of a leaf or stem through which gases and water vapor pass.

UncommonScrabble 7

Meanings

nounstoma (plural stomata or stomas)

plural stomata · plural stomas

  1. biologyOne of the tiny pores in the epidermis of a leaf or stem through which gases and water vapor pass.

    Synonyms: stomate

  2. medicineA small opening in a membrane; a surgically constructed opening, especially one in the abdominal wall that permits the passage of waste after a colostomy or ileostomy; an artificial anus.

    From a large tote bag sat beside her, she takes out a Victoria Beckham makeup bag, which contains her urostomy night bag, which plugs into the bag on the stoma.

    2024 May 29, Simon Hattenstone, “The radical, ravishing rebirth of Tracey Emin: ‘I didn’t want to die as some mediocre YBA’”, in The Guardian, →ISSN
  3. biologyA mouthlike opening, such as the oral cavity of a nematode.

Synonyms & antonyms

nounOne of the tiny pores in the epidermis of a leaf or stem through which gases and water vapor pass.

Similar

More synonyms by meaning

nouna minute epidermal pore in a leaf or stem through which gases and water vapor can pass

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*steh₃-
  2. Proto-Indo-European*stéh₃mn̥
  3. Proto-Hellenic[Term?]
  4. Ancient Greekστόμα (stóma)
  5. New Latinstoma
  6. Englishstoma

Borrowed from New Latin stoma, from Ancient Greek στόμα (stóma, “mouth”).

Full word history & related roots →

Translations

Catalan estoma
  • estomabotany: tiny pore in the epidermis of a leaf
Chinese Cantonese 氣孔 /气孔
  • 氣孔 /气孔 (hei³ hong²)botany: tiny pore in the epidermis of a leaf
Chinese Mandarin 氣孔 /气孔
  • 氣孔 /气孔 (qìkǒng)botany: tiny pore in the epidermis of a leaf
Czech stomie
  • stomiesmall opening in a membrane
Danish spalteåbning
  • spalteåbningbotany: tiny pore in the epidermis of a leaf
Finnish ilmarako, avanne
  • ilmarakobotany: tiny pore in the epidermis of a leaf
  • avannesmall opening in a membrane
  • avanneartificial anus
  • stoomaartificial anus
  • suuaukkozoology: mouthlike opening
French stomate
  • stomatebotany: tiny pore in the epidermis of a leaf
Hungarian sztóma
  • sztómasmall opening in a membrane
Icelandic loftauga
  • loftaugabotany: tiny pore in the epidermis of a leaf
Māori poare, poare
  • poarebotany: tiny pore in the epidermis of a leaf
  • poaresmall opening in a membrane
Norwegian Bokmål spalteåpning, spalteåpning
  • spalteåpningbotany: tiny pore in the epidermis of a leaf
  • spalteåpningsmall opening in a membrane
Portuguese estoma, estoma
  • estomabotany: tiny pore in the epidermis of a leaf
  • estomasmall opening in a membrane
Russian у́стьице
  • у́стьице (ústʹice)botany: tiny pore in the epidermis of a leaf
Spanish estoma
  • estomabotany: tiny pore in the epidermis of a leaf
Swedish klyvöppning
  • klyvöppningbotany: tiny pore in the epidermis of a leaf
Tagalog kilitdahon
  • kilitdahonbotany: tiny pore in the epidermis of a leaf
Thai ปากใบ
  • ปากใบ (bpàak-bai)botany: tiny pore in the epidermis of a leaf
Turkish gözenek, gözenek
  • gözenekbotany: tiny pore in the epidermis of a leaf
  • gözeneksmall opening in a membrane
Vietnamese khí khổng
  • khí khổngbotany: tiny pore in the epidermis of a leaf

Rhymes & wordplay

Rhymes with stoma

All rhymes →

Anagrams

Cite this entry
APA

stoma. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/stoma

MLA

“stoma.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/stoma. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “stoma,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/stoma.

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