ophthalmology

/ˌɒfθə(l)ˈmɒləd͡ʒi/

//ˌɒfθə(l)ˈmɒləd͡ʒi// noun

By · According to Wiktionary data (CC BY-SA) ·

"ophthalmology" is a 13-letter English headword indexed on PlainSpell.

The verdict

“ophthalmology” has 21 generated spelling variants in the English index at frequency #31,681. The variants make it a useful spelling check.

#31,681
frequency rank, English
1,431
“O” headwords
21
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The anatomy, functions, pathology, and treatment of the eye.

Corpus desk

Index EN-ophthalmology · ophthalmology · English

ophthalmology · rank #31,681 · 21 variants · 0 confusables

  • FREQ-MID #31,681
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 21 variants
  • BOOK-MID 1,431
  • PHOTO-FINISH operatic

Nearest frequency peer: operatic (-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.

Rank peers near misspelling magnet “ophthalmology”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “ophthalmology” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for ophthalmology
PropertyValue
Headwordophthalmology
LanguageEnglish
Part of speechNoun
IPA/ˌɒfθə(l)ˈmɒləd͡ʒi/
Letters13
Frequency rank#31,681
Misspellings tracked21
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “ophthalmology”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).ophthalmologylands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “operatic” (#31,680), “Oppenheimer” (#31,682), “ooooh” (#31,679). Among 1,431 “O” headwords, “ophthalmology” is #31,681. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 21 spelling variants around ophthalmology (IPA /ˌɒfθə(l)ˈmɒləd͡ʒi/), anoun. Corpus frequency is #31,681 among 1,431 “O” headwords. Dominant gloss: "The anatomy, functions, pathology, and treatment of the eye.".

Our generated misspelling index lists 21 likely wrong-spelling variants for ophthalmology, with forms such as "ohpthalmology", "ophhtalmology", and "ophhthalmology". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. No confusable counterpart is on file for this word, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From ophthalmo- + -logy. The correct English form is ophthalmology, spelled O-P-H-T-H-A-L-M-O-L-O-G-Y.

Definition

  1. 1
    The anatomy, functions, pathology, and treatment of the eye.

Recorded use

Wiktionary example

These source excerpts show how ophthalmology appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. He will reproach himself for having been the victim of some of these liabilities, but for others, like his cataract or the bad illumination, he will express regret but not remorse. That is, some of the explanations that he will give for some of his mistakes and failures will be of the same sort as the explanations he would give for his mistakes and failur…

Etymology

From ophthalmo- + -logy.

This word in other languages

oftalmología(Español)ophtalmologie(Français)Augenheilkunde(Deutsch)oftalmologia(Português)

Common misspellings

Also misspelled as:

  • ohpthalmology
  • ophhtalmology
  • ophhthalmology
  • ophtahlmology
  • ophthallmology
  • ophthalmloogy
  • ophthalmmology
  • ophthalmolgoy
  • ophthalmollogy
  • ophthalmologgy
  • ophthalmologyy
  • ophthalmoloyg
  • ophthalmoolgy
  • ophthalomlogy
  • ophthamlology
  • ophthhalmology
  • ophthlamology
  • ophtthalmology
  • opphthalmology
  • opthhalmology
  • pohthalmology

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of ophthalmology - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

ohpthalmology2ophhtalmology2ophhthalmology1ophtahlmology2ophthallmology1ophthalmloogy2ophthalmmology1ophthalmolgoy2
Edit distance from "ophthalmology"

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

How do you spell "ophthalmology"?
"ophthalmology" is spelled O-P-H-T-H-A-L-M-O-L-O-G-Y. The IPA pronunciation is /ˌɒfθə(l)ˈmɒləd͡ʒi/.
What does "ophthalmology" mean?
As a noun, "ophthalmology" means: The anatomy, functions, pathology, and treatment of the eye.
What are common misspellings of "ophthalmology"?
Common misspellings include "ohpthalmology", "ophhtalmology", "ophhthalmology", "ophtahlmology", "ophthallmology". The correct spelling is "ophthalmology".
How do you pronounce "ophthalmology"?
The IPA (International Phonetic Alphabet) transcription for "ophthalmology" is /ˌɒfθə(l)ˈmɒləd͡ʒi/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "ophthalmology"?
From ophthalmo- + -logy. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "ophthalmology", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

magnification#31,646resuscitation#31,733sequestration#31,760straightening#31,781

Similar misspelling depth

Headwords with a similar count of attested misspellings (21 here; floor ≥5).

hypothetically21 variantsthermodynamic21 variantsbrainstorming21 variantsunderwhelming21 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list