Which to use
“IBAN” and “ISDN” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #30,618
- “IBAN” frequency rank
- #31,114
- “ISDN” frequency rank
- 61732
- confusion score
Side-by-Side Comparison
| Feature | IBAN | ISDN |
|---|---|---|
| Definition | Internationale Bankkontonummer | Internationaler Standard für digitale Telekommunikationsnetze |
Where the eye mixes IBAN and ISDN
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. IBAN (VCVC) and ISDN (VCCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: IBAN vs ISDN
A purely visual mix-up. IBAN ([ˈiːban]) and ISDN ([ˌiːʔɛsdeːˈʔɛn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 61732, derived from the frequency rank of both members and their visual similarity.
IBAN is recorded at frequency rank #30,618, classified as anabbrev, pronounced [ˈiːban]. ISDN is at rank #31,114, tagged as anabbrev, pronounced [ˌiːʔɛsdeːˈʔɛn].
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 61732, this pair ranks #738,697 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of IBAN vs ISDN
Shared letters: in. Private to "IBAN": ab. Private to "ISDN": ds.
"IBAN" · 4 letters · shape VCVC · "ISDN" · 4 letters · shape VCCC
Known mistypes of this pair
Frequently Asked Questions
Do "IBAN" and "ISDN" mean the same thing in a sentence?
Which is more common, "IBAN" or "ISDN"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "IBAN" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ISDN" - compare definitions side by side with the headword page. Word entry
- This pair ranks #738,697 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "IBAN" and "ISDN" also get mixed up with nearby pairs, the highest-scored neighbour is "idF vs ISDN". 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 #738,697 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.