sphericity
"sphericity" is a 10-letter English headword indexed on PlainSpell.
The verdict
“sphericity” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 10
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The quality of being spherical, being a sphere.
Corpus desk
Index EN-sphericity · sphericity · English
sphericity · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 10 letters
- VOW-4 4 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "S" thin
- PHOTO-UNK Peer pending
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
| Property | Value |
|---|---|
| Headword | sphericity |
| Language | English |
| Part of speech | Noun |
| Letters | 10 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “sphericity” in English
Rare enough to double-check
sphericity is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for sphericity in our index, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From spheric + -ity. In the geometrical sense, defined by the geologist Hakon Wadell in 1935. The correct English form is sphericity, spelled S-P-H-E-R-I-C-I-T-Y.
Definition
- 1The quality of being spherical, being a sphere.
- 2The ratio of the surface area of a given particle to the surface area of a sphere with the same volume.
Etymology
From spheric + -ity. In the geometrical sense, defined by the geologist Hakon Wadell in 1935.
Synonyms
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.