Which to use
“sequence” and “sequencer” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #3,982
- “sequence” frequency rank
- #48,476
- “sequencer” frequency rank
- 52458
- confusion score
Side-by-Side Comparison
| Feature | sequence | sequencer |
|---|---|---|
| Definition | A set of things next to each other in a set order; a series. | Any device that activates or deactivates the components of a machine or system according to a preplanned sequence (as in a washing machine, or central heating system). |
Letter map: sequence vs sequencer
Shared letters muted; letters that set sequence and sequencer apart highlighted. Shared run: 8.
Corpus notes: sequence and sequencer
sequence and sequencer are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 extra letter(s) - “sequence” sits inside “sequencer”. Our composite confusion score for this pair is 52458, derived from the frequency rank of both members and their visual similarity.
sequence is recorded at frequency rank #3,982, classified as anoun, pronounced /ˈsiː.kwəns/. sequencer is at rank #48,476, tagged as anoun.
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 52458, this pair ranks #156,880 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of sequence vs sequencer
Shared letters: cenqsu. Private to "sequence": -. Private to "sequencer": r.
"sequence" · 8 letters · shape CVCVVCCV · "sequencer" · 9 letters · shape CVCVVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "sequence" and "sequencer" mean the same thing in a sentence?
In ordinary English text, does "sequence" or "sequencer" show up more?
Useful next steps
You've compared "sequence" and "sequencer". Here's where to go from here.
- Full dictionary entry for "sequence" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sequencer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #156,880 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "sequence" and "sequencer" also get mixed up with nearby pairs, the highest-scored neighbour is "sentence vs sequence". 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 #156,880 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.