sverdrup
"sverdrup" is a 8-letter English headword indexed on PlainSpell.
The verdict
“sverdrup” is uncommon English (frequency #98,774 among 54,294 “S” headwords), classed as a noun. The kind of spelling people second-guess.
- #98,774
- frequency rank, English
- 54,294
- “S” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A unit of measure of volume transport, used in oceanography, equal to 1 million cubic metres per second.
| Property | Value |
|---|---|
| Headword | sverdrup |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Frequency rank | #98,774 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “sverdrup” sits in English frequency
Rare enough to double-check
sverdrup is uncommon English at frequency #98,774 among 54,294 “S” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A unit of measure of volume transport, used in oceanography, equal to 1 million cubic metres per second.".
No misspelling variants are generated for sverdrup in our index, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From Norwegian Sverdrup. After Harald Sverdrup (1888–1957), Norwegian oceanographer and meteorologist. The correct English form is sverdrup, spelled S-V-E-R-D-R-U-P.
Definition
- 1A unit of measure of volume transport, used in oceanography, equal to 1 million cubic metres per second.
Etymology
From Norwegian Sverdrup. After Harald Sverdrup (1888–1957), Norwegian oceanographer and meteorologist.
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 “sverdrup”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is S-V-E-R-D-R-U-P - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.