# conclusion

> English word · Noun · IPA /kənˈkluːʒən/ · frequency rank #3,608

## Definitions
1. The end, finish, close or last part of something.
2. The outcome or result of a process or act.
3. A decision reached after careful thought.
4. In an argument or syllogism, the proposition that follows as a necessary consequence of the premises.
5. An experiment, or something from which a conclusion may be drawn.
6. The end or close of a pleading, for example, the formal ending of an indictment, "against the peace", etc.
7. An estoppel or bar by which a person is held to a particular position.
8. arrangement; settlement.

## Etymology
From Middle English, borrowed from Old French conclusion, from Latin conclūsiō, from the past participle stem of conclūdere (“to conclude”), from con- + claudō, ultimately from Proto-Indo-European *kleh₂u- (“key, hook, nail”). By surface analysis, conclude + -sion.

## Easily confused with
- **confusion** (https://plainspell.com/en/vs/conclusion-vs-confusion)
- **concussion** (https://plainspell.com/en/vs/conclusion-vs-concussion)
- **conclusive** (https://plainspell.com/en/vs/conclusion-vs-conclusive)
- **collusion** (https://plainspell.com/en/vs/collusion-vs-conclusion)
- **concession** (https://plainspell.com/en/vs/concession-vs-conclusion)

## Common misspellings (16)
`cconclusion`, `cnoclusion`, `cocnlusion`, `concclusion`, `concllusion`, `conclsuion`, `concluison`, `conclusino`, `conclusionn`, `conclusoin`, `conclussion`, `conclution`, `conculsion`, `conlcusion`, `connclusion`, `ocnclusion`

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