# estimation

> English word · Noun · IPA /ˌɛs.tɪˈmeɪ.ʃən/ · frequency rank #15,811

## Definitions
1. The process of making an estimate.
2. The amount, extent, position, size, or value reached in an estimate.
3. Esteem or favourable regard.

## Etymology
From Middle English estimacioun, estimacion, from Old French estimacion, from Latin aestimatio. Morphologically estimate + -ion.

## Easily confused with
- **estimator** (https://plainspell.com/en/vs/estimation-vs-estimator)

## Common misspellings (15)
`esitmation`, `esstimation`, `estiamtion`, `estimaiton`, `estimasion`, `estimatino`, `estimationn`, `estimatoin`, `estimattion`, `estimmation`, `estimtaion`, `estmiation`, `esttimation`, `etsimation`, `setimation`

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