concavity
/kəŋˈkævɪti/
"concavity" is a 9-letter English headword indexed on PlainSpell.
The verdict
“concavity” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.
- Unranked
- below top-frequency English
- 9
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The state of being concave
| Property | Value |
|---|---|
| Headword | concavity |
| Language | English |
| Part of speech | Noun |
| IPA | /kəŋˈkævɪti/ |
| Letters | 9 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “concavity” sits in English frequency
Spelling & Dictionary Insight
The English entry for concavity is 9 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /kəŋˈkævɪti/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
Zero misspellings are on record for concavity in our index, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From Old French concavité. Morphologically concave + -ity. The correct English form is concavity, spelled C-O-N-C-A-V-I-T-Y.
Definition
- 1The state of being concave
- 2A concave structure or surface
Etymology
From Old French concavité. Morphologically concave + -ity.
Antonyms
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 “concavity”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is C-O-N-C-A-V-I-T-Y - every other letter order is a misspelling in standard orthography.
- Say it as /kəŋˈkævɪti/ (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.