unicity

noun

"unicity" is a 7-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The state or quality of being unique or one of a kind.

Corpus desk

Index EN-unicity · unicity · English

unicity · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "U" 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 unicity
PropertyValue
Headwordunicity
LanguageEnglish
Part of speechNoun
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “unicity” in English

unicityfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

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

Zero misspellings are on record for unicity in our index, which points to an orthography that plays by predictable English rules. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.

This headword's origin isn't recorded in our source data, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is unicity, spelled U-N-I-C-I-T-Y.

Definition

  1. 1
    The state or quality of being unique or one of a kind.
  2. 2
    The fact of being united as a whole.

Recorded use

Wiktionary examples

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

  1. the unicity of God
  2. Assuming solution unicity […], we can solve the model and express the endogenous variables […] as functions of the exogenous shocks[.]

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 "unicity"?
"unicity" is spelled U-N-I-C-I-T-Y.
What does "unicity" mean?
As a noun, "unicity" means: The state or quality of being unique or one of a kind.
What language does "unicity" come from?
"unicity" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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