inversion
/ɪnˈvɚ.ʒən/
"inversion" is a 9-letter English headword indexed on PlainSpell.
The verdict
“inversion” is a moderately-common English word, ranked #20,675 in English word frequency and used as a noun.
- #20,675
- frequency rank, English
- 9
- letters
- 14
- tracked misspellings
- 6
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The action of inverting.
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 | inversion |
| Language | English |
| Part of speech | Noun |
| IPA | /ɪnˈvɚ.ʒən/ |
| Letters | 9 |
| Frequency rank | #20,675 |
| Misspellings tracked | 14 |
| Confusable pairs | 6 |
| Source | Wiktionary (kaikki.org) |
Where “inversion” sits in English frequency
Spelling & Dictionary Insight
The English entry for inversion is 9 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ɪnˈvɚ.ʒən/. Corpus data places it at rank #20,675 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 12 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 14 likely wrong-spelling variants for inversion, with forms such as "inevrsion", "innversion", and "inverison". 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, "Iverson", "invasion", "invention", and more, where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From Latin inversiōnem. The correct English form is inversion, spelled I-N-V-E-R-S-I-O-N.
Definition
- 1The action of inverting.
- 2The act of being in an inverted state; being upside down, inside out, or in a reverse sequence.
- 3The reversal of an interval; the move of one pitch in an interval up or down an octave.
- 4The position of a chord which has a note other than the root as its bass note.
- 5The flipping of a melody or contrapuntal line so that high notes become low and vice versa; the reversal of a pitch contour.
- 6A segment of DNA in the context of a chromosome that is reversed in orientation relative to a reference karyotype or genome.
- 7A situation where air temperature increases with altitude (the ground being colder than the surrounding air).
- 8A section of a roller coaster where passengers are temporarily turned upside down.
- 9Deviation from standard word order, as for example by putting the predicate before the subject. It takes place in questions with auxiliary verbs; in normal, affirmative clauses beginning with a negative particle, for the purpose of emphasis; and in other rhetorical devices or unusual situations.
- 10An operation on a group, analogous to negation.
- 11Homosexuality, particularly in early psychoanalysis.
- 12The catalytic action of invertase.
Etymology
From Latin inversiōnem.
This word in other languages
Common misspellings
Also misspelled as: inevrsion,innversion,inverison,inverrsion,inversino,inversionn,inversoin,inverssion,invertion,invesrion,invresion,invversion,ivnersion,niversion
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of inversion - 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 “inversion”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is I-N-V-E-R-S-I-O-N - every other letter order is a misspelling in standard orthography.
- Say it as /ɪnˈvɚ.ʒən/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “Iverson” - see the side-by-side comparison. inversion vs Iverson
- 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.