in
Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.
Letters
2 characters
Language
English
word origin
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Detailed reference entry for the English word "in", 2-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "in" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "in" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.
in is aEnglishprep. It means: Used to indicate location, inclusion, or position within spatial, temporal or abstract limits. Pronounced /ən/. It ranks #6 in English word frequency. Often confused with is and it.
| Property | Value |
|---|---|
| Headword | in |
| Language | English |
| Part of speech | Prep |
| IPA | /ən/ |
| Letters | 2 |
| Frequency rank | #6 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency rank visualization
Spelling & Dictionary Insight
The English entry for in is 2 letters long, classified as aprep, and transcribed in the International Phonetic Alphabet as /ən/. Corpus data places it at rank #6 in overall English word frequency, putting it firmly in the everyday core of the language.Wiktionary records 18 distinct senses for this headword, so context determines which meaning a reader should apply.
No frequent misspelling variants are recorded for in in our index, suggesting the orthography either follows predictable English patterns or the word is uncommon enough that typo corpora lack signal.It also participates in 20 confusable-pair relationships, "is", "it", "IV", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: PIE word *h₁en Preposition and verb from Middle English in, from Old English in, from Proto-Germanic *in. Adverb, noun and adjective from Middle English in, from Old English inn and inne, from Proto-Germanic *innai. Sense 1/2 "in"/"into" are from the origi… Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is in, spelled I-N, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.
Definition
- 1Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 2Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 3Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 4Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 5Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 6Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 7Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 8Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 9Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 10Used to indicate location, inclusion, or position within spatial, temporal or abstract limits.
- 11Into.
- 12By (doing something); indicating action causing an effect or achieving a purpose.
- 13Indicating an order or arrangement.
- 14Denoting a state of the subject.
- 15Indicates, connotatively, a place-like form of someone's (or something's) personality, as his, her or its psychic and physical characteristics.
- 16Pertaining to; with regard to.
- 17Used to indicate means, medium, format, genre, or instrumentality.
- 18Used to indicate means, medium, format, genre, or instrumentality.
Etymology
PIE word *h₁en Preposition and verb from Middle English in, from Old English in, from Proto-Germanic *in. Adverb, noun and adjective from Middle English in, from Old English inn and inne, from Proto-Germanic *innai. Sense 1/2 "in"/"into" are from the original PIE prefix, with locative/accusative case respectively. Sense 3/4 "qualification"/"means" are from the PIE metaphor of all infinitives coming from locatives.
This word in other languages
Frequency rank: #6 in English
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Nearby English words
Other entries that begin with the letter I in our English index: