erlang
"erlang" is a 6-letter English headword indexed on PlainSpell.
The verdict
“erlang” is uncommon English (frequency #67,415 among 2,246 “E” headwords), classed as a noun. The kind of spelling people second-guess.
- #67,415
- frequency rank, English
- 2,246
- “E” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A dimensionless statistical measure of the volume of telecommunications traffic relative to the capacity of a single channel.
Corpus desk
Index EN-erlang · erlang · English
erlang · rank #67,415 · 0 variants · 0 confusables
- FREQ-RARE #67,415
- LEN-LONG 6 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,246
- PHOTO-FINISH equivocation
Nearest frequency peer: equivocation (-2 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “erlang”
Sparse band: bars invert rank so rarer forms read shorter
- encirclement
encirclement
32,593 corpus weight
- endocarditis
endocarditis
32,592 corpus weight
- equivocation
equivocation
32,588 corpus weight
- erlang
erlang
32,586 corpus weight
- Esher
Esher
32,584 corpus weight
- Eubank
Eubank
32,581 corpus weight
What this shows Long-tail view: where “erlang” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | erlang |
| Language | English |
| Part of speech | Noun |
| Letters | 6 |
| Frequency rank | #67,415 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “erlang” in English
Rare enough to double-check
erlang is uncommon English at frequency #67,415 among 2,246 “E” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A dimensionless statistical measure of the volume of telecommunications traffic relative to the capacity of a single channel.".
No generated misspelling entries exist for erlang in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: Named after Danish mathematician and engineer Agner Krarup Erlang (1878–1929). The correct English form is erlang, spelled E-R-L-A-N-G.
Definition
- 1A dimensionless statistical measure of the volume of telecommunications traffic relative to the capacity of a single channel.
Recorded use
Wiktionary exampleThese source excerpts show how erlang appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
One erlang (1 Erl) is defined as the amount of traffic generated by the user when he or she uses one traffic channel for one hour (this one hour is usually the busy hour of the network).
Etymology
Named after Danish mathematician and engineer Agner Krarup Erlang (1878–1929).
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "erlang", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).