Which to use
“pH” and “Po” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,377
- “pH” frequency rank
- #5,801
- “Po” frequency rank
- 16178
- confusion score
Side-by-Side Comparison
| Feature | pH | Po |
|---|---|---|
| Definition | Opposé du logarithme décimal de la concentration en ions hydroniums d’une solution aqueuse. Échelle de mesure de l’acidité d’une solution. ( pH = -log₁₀ [H⁺]) | Fesses, derrière. |
Where the eye mixes pH and Po
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between pH and Po
A purely visual mix-up. pH (\pe.aʃ\) and Po (\po:\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - h in “pH” becomes o in “Po”. Our composite confusion score for this pair is 16178, derived from the frequency rank of both members and their visual similarity.
pH is recorded at frequency rank #10,377, classified as anoun, pronounced \pe.aʃ\. Po is at rank #5,801, tagged as anoun, pronounced \po:\.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 16178, this pair ranks #389,010 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of pH vs Po
Shared letters: p. Private to "pH": h. Private to "Po": o.
"pH" · 2 letters · shape CC · "Po" · 2 letters · shape CV
Frequently Asked Questions
Is swapping "pH" for "Po" ever safe?
In ordinary French text, does "pH" or "Po" show up more?
What to do next
Eye-level mix-up between "pH" and "Po" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "pH" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Po" - compare definitions side by side with the headword page. Word entry
- This pair ranks #389,010 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "pH" and "Po" also get mixed up with nearby pairs, the highest-scored neighbour is "pH vs pio". Nearby pair
Confusion rank #389,010 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.