hydrogeology
"hydrogeology" is a 12-letter English headword indexed on PlainSpell.
The verdict
“hydrogeology” is uncommon English (frequency #97,126 among 2,646 “H” headwords), classed as a noun. The kind of spelling people second-guess.
- #97,126
- frequency rank, English
- 2,646
- “H” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The geology of groundwater, especially concerning the physical, biological and chemical properties of its occurrence and movement.
Corpus desk
Index EN-hydrogeology · hydrogeology · English
hydrogeology · rank #97,126 · 0 variants · 0 confusables
- FREQ-RARE #97,126
- LEN-MEGA 12 letters
- VOW-6 6 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,646
- PHOTO-FINISH hydrolase
Nearest frequency peer: hydrolase (+1 rank slots)
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.
Long-tail ranks near “hydrogeology”
Sparse band: bars invert rank so rarer forms read shorter
- hundredfold
hundredfold
2,879 corpus weight
- Hurstville
Hurstville
2,877 corpus weight
- hydrogeology
hydrogeology
2,875 corpus weight
- hydrolase
hydrolase
2,874 corpus weight
- hydromorpho…
hydromorphone
2,873 corpus weight
- hyp
hyp
2,872 corpus weight
What this shows Long-tail view: where “hydrogeology” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | hydrogeology |
| Language | English |
| Part of speech | Noun |
| Letters | 12 |
| Frequency rank | #97,126 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “hydrogeology” in English
Rare enough to double-check
hydrogeology is uncommon English at frequency #97,126 among 2,646 “H” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The geology of groundwater, especially concerning the physical, biological and chemical properties of its occurrence and movement.".
No misspelling variants are generated for hydrogeology in our index, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: From hydro- + geology. The correct English form is hydrogeology, spelled H-Y-D-R-O-G-E-O-L-O-G-Y.
Definition
- 1The geology of groundwater, especially concerning the physical, biological and chemical properties of its occurrence and movement.
Recorded use
Wiktionary exampleThese source excerpts show how hydrogeology appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
This issue led to an interim battle among the parties to exclude various expert witnesses regarding the aquifer's hydrogeology and a five-day evidentiary hearing before Special Master Eugene Siler in May 2019.
Etymology
From hydro- + geology.
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); 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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Similar English words by spelling shape
Same letter count and similar misspelling depth for "hydrogeology", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 12 letters (nearest by frequency rank).