# aneurysm

> English word · Noun · IPA /ˈan.jʊɹ.ɪz.əm/ · frequency rank #26,001

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

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

## Common misspellings (12)
`aenurysm`, `aneruysm`, `aneurrysm`, `aneursym`, `aneuryms`, `aneurysmm`, `aneuryssm`, `aneuryysm`, `aneuyrsm`, `anneurysm`, `anuerysm`, `naeurysm`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/aneurysm