Which to use
“ppm” and “PPP” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #40,761
- “ppm” frequency rank
- #37,729
- “PPP” frequency rank
- 78490
- confusion score
Side-by-Side Comparison
| Feature | ppm | PPP |
|---|---|---|
| Definition | Mengeneinheit/Quotient, die die Konzentration eines Stoffs in einem anderen Stoff angibt; für Englisch parts per million, für Anzahl Teilchen in einer Million Teilchen; 1 ppm = 0,001 ‰ = 0,0001 %; Veranschaulichung: 1 ppm = etwa 5 Wassertropfen (á 0,05 ml) auf eine Badewanne mit Wasser (á 250 l) | Partizip Perfekt Passiv |
Where the spellings diverge
Shared letters are muted; the letters that actually set ppm and PPP apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
ppm and PPP form a confusable pair in the German index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by a single letter - m in “ppm” becomes p in “PPP” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 78490, derived from the frequency rank of both members and their visual similarity.
ppm is recorded at frequency rank #40,761, classified as anabbrev, pronounced [peːpeːˈʔɛm]. PPP is at rank #37,729, tagged as anabbrev, pronounced […].
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 78490, this pair ranks #237,211 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Frequency comparison
Frequently Asked Questions
Can "ppm" and "PPP" be used interchangeably?
Remembering ppm vs PPP
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 “ppm” entry
- Browse more pairs most likely to be confused. Most confusable