Which to use
“IMAX” and “IRA” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #26,123
- “IMAX” frequency rank
- #9,057
- “IRA” frequency rank
- 35180
- confusion score
Side-by-Side Comparison
| Feature | IMAX | IRA |
|---|---|---|
| Definition | A 70mm motion picture film format and set of cinema projection standards. | Initialism of individual retirement account. |
Where the eye mixes IMAX and IRA
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. IMAX runs 4 letters (VCVC) against IRA's 3 (VCV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses IMAX with IRA
A purely visual mix-up. IMAX (/ˈaɪmæks/) and IRA (/aɪ ɑɹ eɪ/) 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 35180, derived from the frequency rank of both members and their visual similarity.
IMAX is recorded at frequency rank #26,123, classified as anoun, pronounced /ˈaɪmæks/. IRA is at rank #9,057, tagged as anoun, pronounced /aɪ ɑɹ eɪ/.
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 35180, this pair ranks #314,221 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of IMAX vs IRA
Shared letters: ai. Private to "IMAX": mx. Private to "IRA": r.
"IMAX" · 4 letters · shape VCVC · "IRA" · 3 letters · shape VCV
Known mistypes of this pair
- IMAX ← iamx · imaxx · immax · imxa · miax
Frequently Asked Questions
Do "IMAX" and "IRA" mean the same thing in a sentence?
Which is more common, "IMAX" or "IRA"?
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 "IMAX" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "IRA" - compare definitions side by side with the headword page. Word entry
- This pair ranks #314,221 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "IMAX" and "IRA" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilan vs IMAX". 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 #314,221 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.