sievert
/ˈsiː.vət/
"sievert" is a 7-letter English headword indexed on PlainSpell.
The verdict
“sievert” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 7
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In the International System of Units, the derived unit of radiation dose: the dose received in one hour at a distance of 1 cm from a point source of 1 mg of radium in a 0.5 mm thick platinum enclos...
Corpus desk
Index EN-sievert · sievert · English
sievert · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 7 letters
- VOW-3 3 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 | sievert |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈsiː.vət/ |
| Letters | 7 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “sievert” in English
Rare enough to double-check
sievert is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈsiː.vət/. Rarity is why readers land here mid-draft. Gloss: "In the International System of Units, the derived unit of radiation dose: the dose received in one hour at a distance of 1 cm from a point source of 1 mg of radium in a 0.5 mm thick platinum enclos...".
Zero misspellings are on record for sievert in our index, a sign its spelling follows regular English conventions. It is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From Swedish Sievert. Named after the Swedish radiologist Rolf Sievert. The correct English form is sievert, spelled S-I-E-V-E-R-T.
Definition
- 1In the International System of Units, the derived unit of radiation dose: the dose received in one hour at a distance of 1 cm from a point source of 1 mg of radium in a 0.5 mm thick platinum enclosure, which in its biological effects corresponds to several different quantities: equivalent dose, effective dose, and committed dose.
Etymology
From Swedish Sievert. Named after the Swedish radiologist Rolf Sievert.
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.