concentration
/ˌkɒn.sənˈtɹeɪ.ʃən/
"concentration" is a 13-letter English headword indexed on PlainSpell.
The verdict
“concentration” is a regularly-used English word, ranked #4,514 in English word frequency and used as a noun.
- #4,514
- frequency rank, English
- 13
- letters
- 21
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
| Property | Value |
|---|---|
| Headword | concentration |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌkɒn.sənˈtɹeɪ.ʃən/ |
| Letters | 13 |
| Frequency rank | #4,514 |
| Misspellings tracked | 21 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “concentration” sits in English frequency
Spelling & Dictionary Insight
The English entry for concentration is 13 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˌkɒn.sənˈtɹeɪ.ʃən/. Corpus data places it at rank #4,514 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 8 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 21 likely wrong-spelling variants for concentration, with forms such as "cconcentration", "cnocentration", and "cocnentration". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: 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… The correct English form is concentration, spelled C-O-N-C-E-N-T-R-A-T-I-O-N.
Definition
- 1The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
- 2The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
- 3The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
- 4The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated.
- 5A field or course of study on which one focuses, especially as a student in a college or university.
- 6The proportion of a substance in a whole.
- 7The proportion of a substance in a whole.
- 8The 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.
This word in other languages
Common misspellings
Also misspelled as: cconcentration,cnocentration,cocnentration,conccentration,concenntration,concenrtation,concentartion,concentraiton,concentrasion,concentratino,concentrationn,concentratoin,concentrattion,concentrration,concentrtaion,concenttration,concetnration,concnetration,conecntration,conncentration,ocncentration
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of concentration - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "concentration"?
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Using “concentration”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-O-N-C-E-N-T-R-A-T-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ˌkɒn.sənˈtɹeɪ.ʃən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.