working hypothesis
"working-hypothesis" is a 17-letter English headword indexed on PlainSpell.
The verdict
“working hypothesis” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 18
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A hypothesis that is weakly held, tentatively, as a best guess; such a hypothesis among several plausible ones that is driving or underpinning a scientific team's work at a given time.
Corpus desk
Index EN-working-hypothesis · working hypothesis · English
working hypothesis · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MEGA 18 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "W" 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 | working hypothesis |
| Language | English |
| Part of speech | Noun |
| Letters | 18 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “working hypothesis” in English
Rare enough to double-check
working hypothesis is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A hypothesis that is weakly held, tentatively, as a best guess; such a hypothesis among several plausible ones that is driving or underpinning a scientific team's work at a given time.".
No misspelling variants are generated for working hypothesis in our index, a sign its spelling follows regular English conventions. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Wiktionary doesn't record an etymology for this headword, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is working hypothesis, spelled W-O-R-K-I-N-G- -H-Y-P-O-T-H-E-S-I-S.
Definition
- 1A hypothesis that is weakly held, tentatively, as a best guess; such a hypothesis among several plausible ones that is driving or underpinning a scientific team's work at a given time.
Recorded use
Wiktionary examplesThese source excerpts show how working hypothesis appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Among these several hypotheses, the one judged as most likely was our working hypothesis during the autumn semester.
We do not know that this is the case, but it is an hypothesis which cannot be refuted and is simpler than any other possible hypothesis. I shall therefore adopt it as a working hypothesis in what follows.
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.