ipso facto
/ˌɪpsəʊ ˈfæktəʊ/
"ipso-facto" is a 9-letter English headword indexed on PlainSpell.
The verdict
“ipso facto” is outside the top-ranked English vocabulary, used as an adverb - the kind of word writers most often double-check.
- Unranked
- below top-frequency English
- 10
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - By that very fact itself; actually.
| Property | Value |
|---|---|
| Headword | ipso facto |
| Language | English |
| Part of speech | Adverb |
| IPA | /ˌɪpsəʊ ˈfæktəʊ/ |
| Letters | 10 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “ipso facto” sits in English frequency
Spelling & Dictionary Insight
The English entry for ipso facto is 10 letters long, classified as an adverb, and transcribed in the International Phonetic Alphabet as /ˌɪpsəʊ ˈfæktəʊ/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "By that very fact itself; actually.".
ipso facto doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: Borrowed from Latin ipsō factō (“by the same fact”). The correct English form is ipso facto, spelled I-P-S-O- -F-A-C-T-O.
Definition
- 1By that very fact itself; actually.
Etymology
Borrowed from Latin ipsō factō (“by the same fact”).
This word in other languages
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “ipso facto”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is I-P-S-O- -F-A-C-T-O - every other letter order is a misspelling in standard orthography.
- Say it as /ˌɪpsəʊ ˈfæktəʊ/ (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.