nonrepeating

adj

"nonrepeating" is a 12-letter English headword indexed on PlainSpell.

The verdict

“nonrepeating” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - That does not repeat.

Corpus desk

Index EN-nonrepeating · nonrepeating · English

nonrepeating · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "N" thin
  • PHOTO-UNK Peer pending

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.

Key facts for nonrepeating
PropertyValue
Headwordnonrepeating
LanguageEnglish
Part of speechAdjective
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “nonrepeating” in English

nonrepeatingsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

nonrepeating is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. 2 senses are on record.

nonrepeating doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. This headword has no recorded confusable partner, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From non- + repeating. The correct English form is nonrepeating, spelled N-O-N-R-E-P-E-A-T-I-N-G.

Definition

  1. 1
    That does not repeat.
  2. 2
    Describing the representation of a number having the property that no sequence of digits is repeated ad infinitum.

Recorded use

Wiktionary example

These source excerpts show how nonrepeating appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Pendragon, a leading mathematician, devised a mathematical formula that could be used to draw nonrepeating patterns.

Etymology

From non- + repeating.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "nonrepeating"?
"nonrepeating" is spelled N-O-N-R-E-P-E-A-T-I-N-G.
What does "nonrepeating" mean?
As an adjective, "nonrepeating" means: That does not repeat.
What is the origin of the word "nonrepeating"?
From non- + repeating. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

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

Source: FrequencyWords open word-frequency list