ratiovsrationWhat's the difference?

Which to use

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

#3,837
“ratio” frequency rank
#23,374
“ration” frequency rank
27211
confusion score

Side-by-Side Comparison

Feature ratio ration
Definition A number representing a comparison between two named things. A portion of some limited resource, especially food, allocated to a person or group.

Where the spellings diverge

Shared letters are muted; the letters that actually set ratio and ration apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

5 ch
ratio
6 ch
ration

Spelling & Dictionary Insight

ratio and ration form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “ratio” sits inside “ration” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 27211, derived from the frequency rank of both members and their visual similarity.

ratio is recorded at frequency rank #3,837, classified as anoun, pronounced /ˈɹeɪ.ʃi.əʊ/. ration is at rank #23,374, tagged as anoun, pronounced /ˈɹæʃən/.

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 27211, this pair ranks #380,687 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Frequency comparison

ratio#3,837
ration#23,374

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "ratio" and "ration" be used interchangeably?
No, "ratio" and "ration" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering ratio vs ration

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 “ratio” 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