monohydrate
"monohydrate" is a 11-letter English headword indexed on PlainSpell.
The verdict
“monohydrate” is uncommon English (frequency #90,743 among 36,575 “M” headwords), classed as a noun. The kind of spelling people second-guess.
- #90,743
- frequency rank, English
- 36,575
- “M” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A hydrate whose solid contains a single molecule of water of crystallization per molecule, or per unit cell
Corpus desk
Index EN-monohydrate · monohydrate · English
monohydrate · rank #90,743 · 0 variants · 0 confusables
- FREQ-RARE #90,743
- LEN-MEGA 11 letters
- VOW-5 5 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 36,575
- PHOTO-FINISH monadnock
Nearest frequency peer: monadnock (-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.
Frequency neighbourhood for “monohydrate”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- misconstrue
misconstrue
9,264 corpus weight
- mizzen
mizzen
9,262 corpus weight
- mollify
mollify
9,261 corpus weight
- monadnock
monadnock
9,259 corpus weight
- monohydrate
monohydrate
9,258 corpus weight
- monophospha…
monophosphate
9,257 corpus weight
What this shows Bars show where “monohydrate” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | monohydrate |
| Language | English |
| Part of speech | Noun |
| Letters | 11 |
| Frequency rank | #90,743 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “monohydrate” sits in English frequency
Rare enough to double-check
monohydrate is uncommon English at frequency #90,743 among 36,575 “M” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A hydrate whose solid contains a single molecule of water of crystallization per molecule, or per unit cell".
Our edit-distance generator produced no likely misspellings for monohydrate, which points to an orthography that plays by predictable English rules. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From mono- + hydrate. The correct English form is monohydrate, spelled M-O-N-O-H-Y-D-R-A-T-E.
Definition
- 1A hydrate whose solid contains a single molecule of water of crystallization per molecule, or per unit cell
Etymology
From mono- + hydrate.
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.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 6, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "monohydrate", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 11 letters (nearest by frequency 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.