dictationvsdilationTell them apart

Which to use

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

#41,082
“dictation” frequency rank
#33,615
“dilation” frequency rank
74697
confusion score

Side-by-Side Comparison

Feature dictation dilation
Definition Dictating, the process of speaking for someone else to write down the words. The act of dilating.

Where the eye mixes dictation and dilation

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
dictation
8 ch
dilation

Look-alike desk: dictation vs dilation

A purely visual mix-up. dictation (/dɪkˈteɪʃən/) and dilation (/daɪˈleɪʃən/) 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 letter(s) in length. Our composite confusion score for this pair is 74697, derived from the frequency rank of both members and their visual similarity.

dictation is recorded at frequency rank #41,082, classified as anoun, pronounced /dɪkˈteɪʃən/. dilation is at rank #33,615, tagged as anoun, pronounced /daɪˈleɪʃən/.

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 74697, this pair ranks #35,520 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of dictation vs dilation

Shared letters: adinot. Private to "dictation": c. Private to "dilation": l.

"dictation" · 9 letters · shape CVCCVCVVC  ·  "dilation" · 8 letters · shape CVCVCVVC

Known mistypes of this pair

  • dictationdcitation · ddictation · dicattion · dicctation · dictaiton · dictasion · dictatino · dictationn
  • dilationddilation · dialtion · dilaiton · dilasion · dilatino · dilationn · dilatoin · dilattion

Frequently Asked Questions

Can "dictation" and "dilation" be used interchangeably?
No. They are said differently (/dɪkˈteɪʃən/ versus /daɪˈleɪʃən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "dictation" or "dilation" show up more?
"dilation" is the more common of the two: it sits at frequency rank #33,615 in our English list, against #41,082 for "dictation". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "dictation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dilation" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,520 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "dictation" and "dilation" also get mixed up with nearby pairs, the highest-scored neighbour is "dictation vs diction". 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 #35,520 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