Which to use
“ohm” and “ou” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #28,649
- “ohm” frequency rank
- #10,099
- “ou” frequency rank
- 38748
- confusion score
Side-by-Side Comparison
| Feature | ohm | ou |
|---|---|---|
| Definition | In the International System of Units, the derived unit of electrical resistance; the electrical resistance of a device across which a potential difference of one volt causes a current of one ampere. | A probably extinct species of Hawaiian honeycreeper, Psittirostra psittacea. |
Where the eye mixes ohm and ou
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between ohm and ou
A purely visual mix-up. ohm (/əʊm/) and ou (/ˈəʊ.uː/) 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 1 letter(s) in length. Our composite confusion score for this pair is 38748, derived from the frequency rank of both members and their visual similarity.
ohm is recorded at frequency rank #28,649, classified as anoun, pronounced /əʊm/. ou is at rank #10,099, tagged as anoun, pronounced /ˈəʊ.uː/.
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 38748, this pair ranks #283,110 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ohm vs ou
Shared letters: o. Private to "ohm": hm. Private to "ou": u.
"ohm" · 3 letters · shape VCC · "ou" · 2 letters · shape VV
Frequently Asked Questions
Do "ohm" and "ou" mean the same thing in a sentence?
In ordinary English text, does "ohm" or "ou" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "ohm" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ou" - compare definitions side by side with the headword page. Word entry
- This pair ranks #283,110 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ohm" and "ou" also get mixed up with nearby pairs, the highest-scored neighbour is "ohm vs omi". Nearby pair
Confusion rank #283,110 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.