Which to use
“asteroid” and “asteroids” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #13,663
- “asteroid” frequency rank
- #22,294
- “asteroids” frequency rank
- 35957
- confusion score
Side-by-Side Comparison
| Feature | asteroid | asteroids |
|---|---|---|
| Definition | A naturally occurring solid object, which is smaller than a planet and a dwarf planet, larger than a meteoroid and not a comet, that orbits a star and often has an irregular shape. | plural of asteroid |
Where the eye mixes asteroid and asteroids
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.
Look-alike desk: asteroid vs asteroids
A purely visual mix-up. asteroid (/ˈæst(ə)ɹɔɪd/) and asteroids (/ˈæstəˌɹɔɪdz/) 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 extra letter(s) - “asteroid” sits inside “asteroids”. Our composite confusion score for this pair is 35957, derived from the frequency rank of both members and their visual similarity.
asteroid is recorded at frequency rank #13,663, classified as anoun, pronounced /ˈæst(ə)ɹɔɪd/. asteroids is at rank #22,294, tagged as anoun, pronounced /ˈæstəˌɹɔɪdz/.
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 35957, this pair ranks #307,453 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of asteroid vs asteroids
Shared letters: adeiorst. Private to "asteroid": -. Private to "asteroids": -.
"asteroid" · 8 letters · shape VCCVCVVC · "asteroids" · 9 letters · shape VCCVCVVCC
Known mistypes of this pair
Frequently Asked Questions
Can "asteroid" and "asteroids" be used interchangeably?
Which is more common, "asteroid" or "asteroids"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "asteroid" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "asteroids" - compare definitions side by side with the headword page. Word entry
- This pair ranks #307,453 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "asteroid" and "asteroids" also get mixed up with nearby pairs, the highest-scored neighbour is "asteroid vs Astrid". 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 #307,453 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.