aneurysm

an·eur·ys·m
A1N1E1U1R1Y4S1M3
UK/ˈan.jʊɹ.ɪz.əm/US/ˈæn.jəɹ.ɪz.əm/

noun

An abnormal blood-filled swelling of an artery or vein, resulting from a localized weakness in the wall of the vessel.

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Meanings

nounaneurysm (plural aneurysms)

plural aneurysms · alternative dated aneurism

  1. medicineAn abnormal blood-filled swelling of an artery or vein, resulting from a localized weakness in the wall of the vessel.

    About 120,000 people were helping with the two-week annual harvest and “obviously you’re going to have some accidents”, he said. Every year, “one or two people” died from heart failure or aneurysms, he added.

    2023 September 14, “France investigates deaths of four Champagne workers in heatwave”, in The Guardian, sourced from Agence France-Presse, →ISSN

Synonyms & antonyms

nouna cardiovascular disease characterized by a saclike widening of an artery resulting from weakening of the artery wall

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Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Ancient Greekἀνεύρυσμα“a widening, a dilation”
  2. Englishaneurysm

From Ancient Greek ἀνεύρυσμα (aneúrusma, “a widening, a dilation”), from ἀνευρύνω (aneurúnō, “to dilate”), from ἀνά (aná, “up”) + εὐρύς (eurús, “wide”).

Full word history & related roots →

Translations

Arabic أُمّ دَمٍ
  • أُمّ دَمٍ (ʔumm damin)abnormal blood-filled swelling
Catalan aneurisma
  • aneurismaabnormal blood-filled swelling
Chinese Mandarin 動脈瘤 /动脉瘤
  • 動脈瘤 /动脉瘤 (dòngmàiliú)abnormal blood-filled swelling
Czech aneurysma
  • aneurysmaabnormal blood-filled swelling
Dutch aneurysma, aderverwijding
  • aneurysmaabnormal blood-filled swelling
  • aderverwijdingabnormal blood-filled swelling
Esperanto aneŭrismo
  • aneŭrismoabnormal blood-filled swelling
Finnish valtimonlaajentuma, valtimonpullistuma
  • valtimonlaajentumaabnormal blood-filled swelling
  • valtimonpullistumaabnormal blood-filled swelling
  • aneurysmaabnormal blood-filled swelling
French anévrisme, anévrysme
  • anévrismeabnormal blood-filled swelling
  • anévrysmeabnormal blood-filled swelling
German Aneurysma
  • Aneurysmaabnormal blood-filled swelling
Greek ανεύρυσμα
  • ανεύρυσμα (anévrysma)abnormal blood-filled swelling
Hungarian értágulat, aneurizma
  • értágulatabnormal blood-filled swelling
  • aneurizmaabnormal blood-filled swelling
Icelandic slagæðargúlpur, gúlpur
  • slagæðargúlpurabnormal blood-filled swelling
  • gúlpurabnormal blood-filled swelling
Indonesian aneurisme
  • aneurismeabnormal blood-filled swelling
Irish aineoras
  • aineorasabnormal blood-filled swelling
Italian aneurisma
  • aneurismaabnormal blood-filled swelling
Japanese 動脈瘤
  • 動脈瘤 (dōmyakuryū)abnormal blood-filled swelling
Persian رگبرآمدگی
  • رگبرآمدگی (rag-bar-âmadegi)abnormal blood-filled swelling
Polish tętniak, anewryzm
  • tętniakabnormal blood-filled swelling
  • anewryzmabnormal blood-filled swelling
  • aneuryzmaabnormal blood-filled swelling
Portuguese aneurisma
  • aneurismaabnormal blood-filled swelling
Russian аневри́зма
  • аневри́зма (anevrízma)abnormal blood-filled swelling
Spanish aneurisma, neurisma
  • aneurismaabnormal blood-filled swelling
  • neurismaabnormal blood-filled swelling
Swedish artärbråck, pulsåderbråck
  • artärbråckabnormal blood-filled swelling
  • pulsåderbråckabnormal blood-filled swelling
  • aneurysmabnormal blood-filled swelling
Turkish anevrizma
  • anevrizmaabnormal blood-filled swelling

Rhymes & wordplay

Anagrams

Cite this entry
APA

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

MLA

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

Chicago

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

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