coma

co·ma
C3O1M3A1
UK/ˈkəʊmə/US/ˈkoʊmə/

noun

A state of unconsciousness from which one may not wake up, usually induced by some form of trauma.

“go into a coma”

Less commonScrabble 8

Meanings

coma1

nouncoma (plural comas)

plural comas

  1. A state of unconsciousness from which one may not wake up, usually induced by some form of trauma.

    go into a coma

    4 more examples

    slip into a coma

    come out of a coma

    An a aphrodisiac, it results in santonin poisoning, followed by coma and death.

    1961, Harry E. Wedeck, Dictionary of Aphrodisiacs, New York: The Citadel Press, page 215

    I wonder if a person who comes out of a coma feels refreshed and well rested.

    2004, George Carlin, When Will Jesus Bring the Pork Chops?, New York: Hyperion Books, →ISBN, →OCLC, →OL, page 208

coma2

nouncoma (plural comae)

plural comae

  1. astronomyA cloud of dust surrounding the nucleus of a comet.
  2. engineeringA defect characterized by diffuse, pear-shaped images that in an ideal image would appear as points.
  3. biologyA tuft or bunch, such as the assemblage of branches forming the head of a tree, a cluster of bracts when empty and terminating the inflorescence of a plant, or a tuft of long hairs on certain seeds.

Synonyms & antonyms

nouna state of deep and often prolonged unconsciousness; usually the result of disease or injury

Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

coma · noun

  1. Ancient Greekκῶμα
  2. Ancient Greekκῶμα
  3. Englishcoma

Learned borrowing from Ancient Greek κῶμα (kôma, “deep sleep”).

Full word history & related roots →

coma · noun

  1. Ancient Greekκόμη (kómē)
  2. Latincoma
  3. Englishcoma

Learned borrowing from Latin coma (“hair of the head”), borrowed from Ancient Greek κόμη (kómē, “hair of the head”).

Full word history & related roots →

Translations

Ancient Greek κῶμα
  • κῶμα (kôma)deep sleep
Arabic غَيْبُوبَة
  • غَيْبُوبَة (ḡaybūba)deep sleep
Bulgarian ко́ма, глава
  • ко́ма (kóma)deep sleep
  • глава (glava)Cloud surrounding a comet nucleus
Catalan coma, cabellera
  • comadeep sleep
  • cabelleraCloud surrounding a comet nucleus
Chinese Mandarin 昏迷, 昏睡
  • 昏迷 (hūnmí)deep sleep
  • 昏睡 (hūnshuì)deep sleep
  • 彗髮 /彗发 (huìfà)Cloud surrounding a comet nucleus
  • 彗差 (huìchā)Defect characterized by diffuse, pear-shaped images
Czech bezvědomí, kóma
  • bezvědomídeep sleep
  • kómadeep sleep
  • komaCloud surrounding a comet nucleus
  • komaDefect characterized by diffuse, pear-shaped images
Danish koma
  • komadeep sleep
Dutch coma, coma
  • comadeep sleep
  • comaCloud surrounding a comet nucleus
Esperanto komato
  • komatodeep sleep
Estonian kooma
  • koomadeep sleep
Finnish kooma, tajuttomuus
  • koomadeep sleep
  • tajuttomuusdeep sleep
  • huntuCloud surrounding a comet nucleus
  • komaCloud surrounding a comet nucleus
French coma, chevelure
  • comadeep sleep
  • chevelureCloud surrounding a comet nucleus
  • comaCloud surrounding a comet nucleus
German Koma, Koma
  • Komadeep sleep
  • KomaCloud surrounding a comet nucleus
Greek κώμα, ουρά
  • κώμα (kóma)deep sleep
  • ουρά (ourá)Cloud surrounding a comet nucleus
  • κόμη (kómi)Cloud surrounding a comet nucleus
  • χαίτη (chaíti)Cloud surrounding a comet nucleus
Hebrew תַּרְדֶּמֶת
  • תַּרְדֶּמֶת (tardémet)deep sleep
Hindi कोमा
  • कोमा (komā)deep sleep
Hungarian kóma
  • kómadeep sleep
Icelandic dá, svefndá
  • dádeep sleep
  • svefndádeep sleep
  • dauðadádeep sleep
Indonesian koma
  • komadeep sleep
Irish cóma
  • cómadeep sleep
Italian coma
  • comadeep sleep
Japanese 昏睡, コマ
  • 昏睡 (konsui)deep sleep
  • コマ (koma)Cloud surrounding a comet nucleus
Korean 혼수
  • 혼수 (honsu)deep sleep
Latin cōma
  • cōmadeep sleep
Latvian koma
  • komadeep sleep
Lithuanian koma
  • komadeep sleep
Malay koma
  • komadeep sleep
Māori mauringaro, maurimate
  • mauringarodeep sleep
  • maurimatedeep sleep
Norwegian Bokmål koma
  • komadeep sleep
Polish śpiączka, koma
  • śpiączkadeep sleep
  • komadeep sleep
  • komaCloud surrounding a comet nucleus
Portuguese coma
  • comadeep sleep
Romanian comă
  • comădeep sleep
Russian ко́ма, ко́ма
  • ко́ма (kóma)deep sleep
  • ко́ма (kóma)Cloud surrounding a comet nucleus
Slovak bezvedomie, kóma
  • bezvedomiedeep sleep
  • kómadeep sleep
Spanish coma
  • comadeep sleep
Swedish koma
  • komadeep sleep
Tamil ஆழ்மயக்கம்
  • ஆழ்மயக்கம் (āḻmayakkam)deep sleep
Thai โคม่า
  • โคม่า (koo-mâa)deep sleep
Turkish koma
  • komadeep sleep
Ukrainian ко́ма
  • ко́ма (kóma)deep sleep
Urdu کوما
  • کوما (komā)deep sleep
Vietnamese hôn mê
  • hôn mêdeep sleep
Welsh côma
  • cômadeep sleep

Rhymes & wordplay

Rhymes with coma

All rhymes →

Sounds the same

comber (non-rhotic)comber (non-rhotic)

Anagrams

Cite this entry
APA

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

MLA

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

Chicago

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

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