nucleivsnucleicWhat's the difference?

Quick tell: nuclei is a noun, nucleic is an adjective, so they fill different roles in a sentence.

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.

Where the spellings diverge

Shared letters are muted; the letters that actually set nuclei and nucleic apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch
nuclei
7 ch
nucleic

Spelling & Dictionary Insight

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

  • nucleinculei · nnuclei · nucclei · nuceli · nuclie · nucllei · nulcei · unclei
  • nucleicnculeic · nnucleic · nuccleic · nucelic · nucleci · nucleicc · nucliec · nuclleic

Frequency comparison

nuclei#22,751
nucleic#32,517

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "nuclei" and "nucleic" be used interchangeably?
No - they are not even the same part of speech. "nuclei" is a noun and "nucleic" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "nuclei" or "nucleic"?
"nuclei" is the more common of the two: it sits at frequency rank #22,751 in our English list, against #32,517 for "nucleic". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering nuclei vs nucleic

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “nuclei”; for an adjective, it's “nucleic”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “nuclei” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list