delvsdeltaTell them apart

Quick tell: del is a abbrev, delta is a noun, so they fill different roles in a sentence.

Which to use

“del” is an abbrev and “delta” is a noun - they look or sound alike but fill different roles in a sentence.

#3,719
“del” frequency rank
#12,257
“delta” frequency rank
15976
confusion score

Side-by-Side Comparison

Feature del delta
Definition Bezeichnung für ∂, ein Symbol für die partielle Ableitung – es ist nicht mit dem kleinen Delta δ zu verwechseln Delta

Letter map: del vs delta

Shared letters muted; letters that set del and delta apart highlighted. Shared run: 3.

3 ch
del
5 ch
delta

Role in the sentence - del and delta

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: del is anabbrev and deltaanoun. On the page they differ by 2 extra letter(s) - “del” sits inside “delta”. Our composite confusion score for this pair is 15976, derived from the frequency rank of both members and their visual similarity.

del is recorded at frequency rank #3,719, classified as anabbrev. delta is at rank #12,257, tagged as anoun, pronounced [dɛl.ta].

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 15976, this pair ranks #1,939,651 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of del vs delta

Shared letters: del. Private to "del": -. Private to "delta": at.

"del" · 3 letters · shape CVC  ·  "delta" · 5 letters · shape CVCCV

Known mistypes of this pair

  • deltaddelta · delat · dellta · deltta · detla · dleta · edlta

Frequently Asked Questions

Is swapping "del" for "delta" ever safe?
No - they are not even the same part of speech. "del" is an abbrev and "delta" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "del" vs "delta" - which ranks higher?
"del" is the more common of the two: it sits at frequency rank #3,719 in our German list, against #12,257 for "delta". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "del" and "delta".

  • Full dictionary entry for "del" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "delta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,939,651 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "del" and "delta" also get mixed up with nearby pairs, the highest-scored neighbour is "déjà vs delta". 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 #1,939,651 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list