regulationvsregulatorWhat's the difference?

Which to use

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

#3,781
“regulation” frequency rank
#12,668
“regulator” frequency rank
16449
confusion score

Side-by-Side Comparison

Feature regulation regulator
Definition The act of regulating or the condition of being regulated. A device that controls or limits something.

Where the spellings diverge

Shared letters are muted; the letters that actually set regulation and regulator apart are highlighted. They share 8 letters in sequence, which is exactly why the eye skips the difference.

10 ch
regulation
9 ch
regulator

Spelling & Dictionary Insight

A purely visual mix-up. regulation (/ˌɹɛɡjʊˈleɪʃən/) and regulator (/ˈɹɛɡ.jʊ.leɪ.tə/) 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 16449, derived from the frequency rank of both members and their visual similarity.

regulation is recorded at frequency rank #3,781, classified as anoun, pronounced /ˌɹɛɡjʊˈleɪʃən/. regulator is at rank #12,668, tagged as anoun, pronounced /ˈɹɛɡ.jʊ.leɪ.tə/.

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 16449, this pair ranks #457,678 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of regulation vs regulator

Shared letters: aeglortu. Private to "regulation": in. Private to "regulator": -.

"regulation" · 10 letters · shape CVCVCVCVVC  ·  "regulator" · 9 letters · shape CVCVCVCVC

Known mistypes of this pair

  • regulationergulation · reggulation · regluation · regualtion · regulaiton · regulasion · regulatino · regulationn
  • regulatorergulator · reggulator · regluator · regualtor · regulaotr · regulatorr · regulatro · regulattor

Frequency comparison

regulation#3,781
regulator#12,668

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "regulation" and "regulator" be used interchangeably?
No. They are said differently (/ˌɹɛɡjʊˈleɪʃən/ versus /ˈɹɛɡ.jʊ.leɪ.tə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "regulation" or "regulator"?
"regulation" is the more common of the two: it sits at frequency rank #3,781 in our English list, against #12,668 for "regulator". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering regulation vs regulator

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “regulation” 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