# concentration

> English word · Noun · IPA /ˌkɒn.sənˈtɹeɪ.ʃən/ · frequency rank #4,514

## Definitions
1. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
2. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
3. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
4. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
5. A field or course of study on which one focuses, especially as a student in a college or university.
6. The proportion of a substance in a whole.
7. The proportion of a substance in a whole.
8. The matching game pelmanism.

## Etymology
From New Latin concentrātiō (“(1550) action or an act of coming together at a single place; (1659) extraction or separation of one or more of the metals present in an alloy”). Compare French concentration, Spanish concentración, Italian concentrazione (last quarter of 16th century). Equivalent to concentrate + -ion. By surface analysis, con- + centre + -ate + -ion.

## Common misspellings (21)
`cconcentration`, `cnocentration`, `cocnentration`, `conccentration`, `concenntration`, `concenrtation`, `concentartion`, `concentraiton`, `concentrasion`, `concentratino`, `concentrationn`, `concentratoin`, `concentrattion`, `concentrration`, `concentrtaion`, `concenttration`, `concetnration`, `concnetration`, `conecntration`, `conncentration`, `ocncentration`

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