ionvsipsWhich spelling fits?

Quick tell: ion is a noun, ips is a symbol, so they fill different roles in a sentence.

Which to use

“ion” is a noun and “ips” is a symbol - they look or sound alike but fill different roles in a sentence.

#5,604
“ion” frequency rank
#20,676
“ips” frequency rank
26280
confusion score

Side-by-Side Comparison

Feature ion ips
Definition An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution. Initialism of inch(es) per second.

Letter map: ion vs ips

Shared letters muted; letters that set ion and ips apart highlighted. Shared run: 1.

3 ch
ion
3 ch
ips

Grammar separator: ion vs ips

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ion is anoun and ipsasymbol. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 26280, derived from the frequency rank of both members and their visual similarity.

ion is recorded at frequency rank #5,604, classified as anoun, pronounced /ˈaɪən/. ips is at rank #20,676, tagged as asymbol.

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 26280, this pair ranks #387,890 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ion vs ips

Shared letters: i. Private to "ion": no. Private to "ips": ps.

"ion" · 3 letters · shape VVC  ·  "ips" · 3 letters · shape VCC

Frequently Asked Questions

Do "ion" and "ips" mean the same thing in a sentence?
No - they are not even the same part of speech. "ion" is a noun and "ips" a symbol, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ion" or "ips"?
"ion" is the more common of the two: it sits at frequency rank #5,604 in our English list, against #20,676 for "ips". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "ion" vs "ips" is on the table, pick a follow-up below.

  • Full dictionary entry for "ion" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ips" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #387,890 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ion" and "ips" also get mixed up with nearby pairs, the highest-scored neighbour is "ips vs ith". Nearby pair

Confusion rank #387,890 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