Which to use
“nuclei” is a noun and “nucleic” is an adjective - they look or sound alike but fill different roles in a sentence.
- #22,751
- “nuclei” frequency rank
- #32,517
- “nucleic” frequency rank
- 55268
- confusion score
Side-by-Side Comparison
| Feature | nuclei | nucleic |
|---|---|---|
| Definition | plural of nucleus | Referring to the nucleus of something. |
Letter map: nuclei vs nucleic
Shared letters muted; letters that set nuclei and nucleic apart highlighted. Shared run: 6. nuclei runs 6 letters (CVCCVV) against nucleic's 7 (CVCCVVC) - the length gap alone is often enough to separate them once you know to check it.
Part-of-speech tell for nuclei / nucleic
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nuclei is anoun and nucleicanadjective. On the page they differ by 1 extra letter(s) - “nuclei” sits inside “nucleic”. Our composite confusion score for this pair is 55268, derived from the frequency rank of both members and their visual similarity.
nuclei is recorded at frequency rank #22,751, classified as anoun, pronounced /ˈnjuː.kli.aɪ/. nucleic is at rank #32,517, tagged as anadj.
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 55268, this pair ranks #134,903 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of nuclei vs nucleic
Shared letters: ceilnu. Private to "nuclei": -. Private to "nucleic": -.
"nuclei" · 6 letters · shape CVCCVV · "nucleic" · 7 letters · shape CVCCVVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "nuclei" for "nucleic" ever safe?
In ordinary English text, does "nuclei" or "nucleic" show up more?
Useful next steps
Done with this confusable. These links stay specific to "nuclei" and "nucleic".
- Full dictionary entry for "nuclei" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "nucleic" - compare definitions side by side with the headword page. Word entry
- This pair ranks #134,903 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "nuclei" and "nucleic" also get mixed up with nearby pairs, the highest-scored neighbour is "nucleic vs nucleus". 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 #134,903 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.