pOH
"poh" is a 3-letter English headword indexed on PlainSpell.
The verdict
“pOH” is uncommon English (frequency #60,378 among 4,417 “P” headwords), classed as a noun. The kind of spelling people second-guess.
- #60,378
- frequency rank, English
- 4,417
- “P” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The negative of the base 10 logarithm of the concentration of hydroxide ions, measured in moles per liter.
Corpus desk
Index EN-poh · pOH · English
pOH · rank #60,378 · 0 variants · 0 confusables
- FREQ-RARE #60,378
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 4,417
- PHOTO-FINISH polemics
Nearest frequency peer: polemics (+2 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 “pOH”
Sparse band: bars invert rank so rarer forms read shorter
- Pleasanton
Pleasanton
39,627 corpus weight
- pleasuring
pleasuring
39,626 corpus weight
- pOH
pOH
39,623 corpus weight
- polemics
polemics
39,621 corpus weight
- politicizat…
politicization
39,620 corpus weight
- polycystic
polycystic
39,619 corpus weight
What this shows Long-tail view: where “pOH” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | pOH |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #60,378 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “pOH” in English
Rare enough to double-check
pOH is uncommon English at frequency #60,378 among 4,417 “P” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The negative of the base 10 logarithm of the concentration of hydroxide ions, measured in moles per liter.".
Our edit-distance generator produced no likely misspellings for pOH, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Etymologically, the entry records: From p, denoting negative logarithm, and OH, denoting the hydroxyl radical. The correct English form is pOH, spelled P-O-H.
Definition
- 1The negative of the base 10 logarithm of the concentration of hydroxide ions, measured in moles per liter.
Etymology
From p, denoting negative logarithm, and OH, denoting the hydroxyl radical.
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
How do you spell "pOH"?
What does "pOH" mean?
What is the origin of the word "pOH"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "pOH", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).