Which to use
“torus” and “TOS” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #49,104
- “torus” frequency rank
- #19,720
- “TOS” frequency rank
- 68824
- confusion score
Side-by-Side Comparison
| Feature | torus | TOS |
|---|---|---|
| Definition | The standard representation of such a space in 3-dimensional Euclidean space: a surface or solid formed by rotating a closed curve, especially a circle, about a line which lies in the same plane but does not intersect it (e.g. like a ring doughnut). | Initialism of terms of service. |
Where the eye mixes torus and TOS
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. torus runs 5 letters (CVCVC) against TOS's 3 (CVC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses torus with TOS
A purely visual mix-up. torus (/ˈtɔː.ɹəs/) and TOS (/tiː əʊ ɛs/) 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 2 letter(s) in length. Our composite confusion score for this pair is 68824, derived from the frequency rank of both members and their visual similarity.
torus is recorded at frequency rank #49,104, classified as anoun, pronounced /ˈtɔː.ɹəs/. TOS is at rank #19,720, tagged as anoun, pronounced /tiː əʊ ɛs/.
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 68824, this pair ranks #57,170 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of torus vs TOS
Shared letters: ost. Private to "torus": ru. Private to "TOS": -.
"torus" · 5 letters · shape CVCVC · "TOS" · 3 letters · shape CVC
Known mistypes of this pair
- torus ← otrus · torrus · torsu · toruss · trous · ttorus
Frequently Asked Questions
Do "torus" and "TOS" mean the same thing in a sentence?
In ordinary English text, does "torus" or "TOS" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "torus" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "TOS" - compare definitions side by side with the headword page. Word entry
- This pair ranks #57,170 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "torus" and "TOS" also get mixed up with nearby pairs, the highest-scored neighbour is "toots vs torus". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #57,170 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.