OCR
"ocr" is a 3-letter English headword indexed on PlainSpell.
The verdict
“OCR” sits in 20 confusable pairs (corpus #37,602) as a proper noun. The look-alike neighbours are the real trap.
- #37,602
- frequency rank, English
- 1,431
- “O” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of Oxford, Cambridge & RSA (examination board).
Corpus desk
Index EN-ocr · OCR · English
OCR · rank #37,602 · 0 variants · 20 confusables
- FREQ-MID #37,602
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 1,431
- PHOTO-FINISH obliterate
Nearest frequency peer: obliterate (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Frequency neighbours of confusable “OCR”
Peers at similar corpus weight, separate from look-alike pairs below
- Oaxaca
Oaxaca
62,401 corpus weight
- obliterate
obliterate
62,400 corpus weight
- OCR
OCR
62,399 corpus weight
- oeuvre
oeuvre
62,398 corpus weight
- omnipresent
omnipresent
62,397 corpus weight
- Oneida
Oneida
62,396 corpus weight
What this shows Bars place “OCR” against nearest ranked English headwords, not a reprint of the confusable-pair desk.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | OCR |
| Language | English |
| Part of speech | Proper noun |
| Letters | 3 |
| Frequency rank | #37,602 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “OCR”
Easy to mix with look-alikes
The spelling risk for OCR is neighbouring look-alikes ("of", "on", …), not just typos; it is aproper noun. Frequency #37,602 among 1,431 “O” headwords. 3 recorded senses keep meaning in play.
OCR doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "of", "on", "or", and more, where similar look or sound leads writers to substitute one word for another in context.
Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is OCR, spelled O-C-R.
Definition
- 1Initialism of Oxford, Cambridge & RSA (examination board).
- 2Initialism of Office for Civil Rights.
- 3Initialism of Office of the Chief Rabbi.
Recorded use
Wiktionary exampleThese source excerpts show how OCR appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
“As a result, OCR found that the district’s pattern of inconsistent responses to reports it received of sexual harassment – infrequently responding under Title IX or not responding at all – rose to the level that the district’s response to some families’ sexual harassment reports was deliberately indifferent to students’ civil rights,” a news release from…
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "OCR", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).