# anaesthesia vs anesthesia

> English confusable word pair

## The two words

### anaesthesia
*noun · frequency rank #40,995*
Alternative spelling of anesthesia.

### anesthesia
*noun · IPA /ˌæn.əsˈθiːz.i.ə/ · frequency rank #17,287*
An artificial method of preventing sensation, used to eliminate pain without causing loss of vital functions, by the administration of one or more agents which block pain impulses before transmitted to the brain.

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