domain
/dəʊˈmeɪn/
"domain" is a 6-letter English headword indexed on PlainSpell.
The verdict
“domain” is a regularly-used English word, ranked #4,230 in English word frequency and used as a noun.
- #4,230
- frequency rank, English
- 6
- letters
- 8
- tracked misspellings
- 6
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A geographic area owned or controlled by a single person or organization.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | domain |
| Language | English |
| Part of speech | Noun |
| IPA | /dəʊˈmeɪn/ |
| Letters | 6 |
| Frequency rank | #4,230 |
| Misspellings tracked | 8 |
| Confusable pairs | 6 |
| Source | Wiktionary (kaikki.org) |
Where “domain” sits in English frequency
Spelling & Dictionary Insight
The English entry for domain is 6 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /dəʊˈmeɪn/. Corpus data places it at rank #4,230 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 17 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 8 likely wrong-spelling variants for domain, with forms such as "ddomain", "dmoain", and "doamin". 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 also participates in 6 confusable-pair relationships, "drain", "Doran", "domino", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: Etymology tree Proto-Indo-European *dem- Proto-Indo-European *-s Proto-Indo-European *dṓmder. Proto-Italic *domanos Latin dominus Proto-Indo-European *-yós Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ium Latin dominiumder. Old French demainebor. Mid… The correct English form is domain, spelled D-O-M-A-I-N.
Definition
- 1A geographic area owned or controlled by a single person or organization.
- 2A field or sphere of activity, influence or expertise.
- 3A group of related items, topics, or subjects.
- 4The set of input (argument) values for which a function is defined.
- 5The set of input (argument) values for which a function is defined.
- 6A ring with no zero divisors; that is, in which no product of nonzero elements is zero.
- 7An open and connected set in some topology. For example, the interval (0,1) as a subset of the real numbers.
- 8Any DNS domain name, particularly one which has been delegated and has become representative of the delegated domain name and its subdomains.
- 9A collection of DNS or DNS-like domain names consisting of a delegated domain name and all its subdomains.
- 10A collection of information having to do with a domain, the computers named in the domain, and the network on which the computers named in the domain reside.
- 11The collection of computers identified by a domain's domain names.
- 12A small region of a magnetic material with a consistent magnetization direction.
- 13Such a region used as a data storage element in a bubble memory.
- 14A form of technical metadata that represent the type of a data item, its characteristics, name, and usage.
- 15The highest rank in the classification of organisms, above kingdom; in the three-domain system, one of the taxa Bacteria, Archaea, or Eukaryota.
- 16A folded section of a protein molecule that has a discrete function; the equivalent section of a chromosome.
- 17An area of more or less uniform mineralization.
Etymology
Etymology tree Proto-Indo-European *dem- Proto-Indo-European *-s Proto-Indo-European *dṓmder. Proto-Italic *domanos Latin dominus Proto-Indo-European *-yós Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ium Latin dominiumder. Old French demainebor. Middle English demayne English domain From Middle English demayne, demain (“rule”), from Old French demeine, demaine, demeigne, domaine (“power”), (French domaine), from Latin dominium (“property, right of ownership”), from dominus (“master, proprietor, owner”). Doublet of demesne and dominium, and closely related to dominion and domino. See also dame, and compare demain, danger, dungeon.
Synonyms
This word in other languages
Common misspellings
Also misspelled as: ddomain,dmoain,doamin,domainn,domani,domian,dommain,odmain
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of domain - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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
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Using “domain”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is D-O-M-A-I-N - every other letter order is a misspelling in standard orthography.
- Say it as /dəʊˈmeɪn/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “drain” - see the side-by-side comparison. domain vs drain
- 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.