operationvsoperationsWhat's the difference?

Which to use

“operation” and “operations” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,279
“operation” frequency rank
#1,433
“operations” frequency rank
2712
confusion score

Side-by-Side Comparison

Feature operation operations
Definition The method by which a device performs its function. plural of operation

Where the eye mixes operation and operations

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

9 ch
operation
10 ch
operations

Visual trap between operation and operations

A purely visual mix-up. operation (/ˌɒp.əˈɹeɪ.ʃən/) and operations (/ˌɒp.əˈɹeɪ.ʃənz/) 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 extra letter(s) - “operation” sits inside “operations”. Our composite confusion score for this pair is 2712, derived from the frequency rank of both members and their visual similarity.

operation is recorded at frequency rank #1,279, classified as anoun, pronounced /ˌɒp.əˈɹeɪ.ʃən/. operations is at rank #1,433, tagged as anoun, pronounced /ˌɒp.əˈɹeɪ.ʃənz/.

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 2712, this pair ranks #524,248 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of operation vs operations

Shared letters: aeinoprt. Private to "operation": -. Private to "operations": s.

"operation" · 9 letters · shape VCVCVCVVC  ·  "operations" · 10 letters · shape VCVCVCVVCC

Known mistypes of this pair

  • operationoepration · opeartion · operaiton · operasion · operatino · operationn · operatoin · operattion
  • operationsoeprations · opeartions · operaitons · operatinos · operationns · operationss · operatiosn · operatoins

Frequently Asked Questions

Do "operation" and "operations" mean the same thing in a sentence?
No. They are said differently (/ˌɒp.əˈɹeɪ.ʃən/ versus /ˌɒp.əˈɹeɪ.ʃənz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "operation" or "operations" show up more?
"operation" is the more common of the two: it sits at frequency rank #1,279 in our English list, against #1,433 for "operations". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "operation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "operations" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #524,248 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "operation" and "operations" also get mixed up with nearby pairs, the highest-scored neighbour is "operation vs oration". 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 #524,248 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list