# alteration

> English word · Noun · IPA /ɒl.tə(ɹ)ˈeɪ.ʃən/ · frequency rank #18,754

## Definitions
1. The act of altering or making different.
2. The act of altering or making different.
3. The state of being altered; a change made in the form or nature of a thing; a changed condition.

## Etymology
From Old French alteracion (French altération), from Medieval Latin alterātiō. Morphologically alter + -ation.

## Easily confused with
- **altercation** (https://plainspell.com/en/vs/alteration-vs-altercation)
- **allegation** (https://plainspell.com/en/vs/allegation-vs-alteration)
- **alienation** (https://plainspell.com/en/vs/alienation-vs-alteration)

## Common misspellings (15)
`aletration`, `allteration`, `alteartion`, `alteraiton`, `alterasion`, `alteratino`, `alterationn`, `alteratoin`, `alterattion`, `alterration`, `altertaion`, `altreation`, `altteration`, `atleration`, `lateration`

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