sleep deprivation
"sleep-deprivation" is a 16-letter English headword indexed on PlainSpell.
The verdict
“sleep deprivation” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 17
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The condition of being kept awake and not getting enough sleep (as forcibly by someone else, or by a disorder), to the point of noticeably lower alertness.
Corpus desk
Index EN-sleep-deprivation · sleep deprivation · English
sleep deprivation · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 17 letters
- VOW-7 7 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 | sleep deprivation |
| Language | English |
| Part of speech | Noun |
| Letters | 17 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “sleep deprivation” in English
Rare enough to double-check
sleep deprivation is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The condition of being kept awake and not getting enough sleep (as forcibly by someone else, or by a disorder), to the point of noticeably lower alertness.".
sleep deprivation has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. We don't track a confusable pairing for this entry, since nothing in our dataset looks or sounds close enough to cause mix-ups.
This entry's etymology isn't recorded, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is sleep deprivation, spelled S-L-E-E-P- -D-E-P-R-I-V-A-T-I-O-N.
Definition
- 1The condition of being kept awake and not getting enough sleep (as forcibly by someone else, or by a disorder), to the point of noticeably lower alertness.
Recorded use
Wiktionary examplesThese source excerpts show how sleep deprivation appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Sleep deprivation can lead to fatal vehicular accidents.
Growing evidence has accumulated over the last two decades and revealed that a number of sleep traits in humans are heritable, such as timing of sleep, total daily sleep requirement, response to sleep deprivation, and various EEG measurements/patterns.
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.