quantifier

/ˈkwɑn.tɪ.faɪ.ɚ/

//ˈkwɑn.tɪ.faɪ.ɚ// noun

By · According to Wiktionary data (CC BY-SA) ·

"quantifier" is a 10-letter English headword indexed on PlainSpell.

The verdict

“quantifier” is uncommon English (frequency #89,811 among 288 “Q” headwords), classed as a noun. The kind of spelling people second-guess.

#89,811
frequency rank, English
288
“Q” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A word, such as all or many, that expresses the quantity of a related noun.

Corpus desk

Index EN-quantifier · quantifier · English

quantifier · rank #89,811 · 0 variants · 0 confusables

  • FREQ-RARE #89,811
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 288
  • PHOTO-FINISH quarantining

Nearest frequency peer: quarantining (+1 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 “quantifier”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “quantifier” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for quantifier
PropertyValue
Headwordquantifier
LanguageEnglish
Part of speechNoun
IPA/ˈkwɑn.tɪ.faɪ.ɚ/
Letters10
Frequency rank#89,811
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “quantifier” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).quantifierfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “quarantining” (#89,812), “Purves” (#89,809), “purty” (#89,808). Among 288 “Q” headwords, “quantifier” is #89,811. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

quantifier is uncommon English at frequency #89,811 among 288 “Q” headwords, classed as anoun, transcribed /ˈkwɑn.tɪ.faɪ.ɚ/. Rarity is why readers land here mid-draft. 3 senses are on record.

The misspelling generator found no plausible variants for quantifier, typically a sign the spelling maps closely to how the word sounds. No close-neighbour confusable shows up for this headword in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From quantify + -er. The correct English form is quantifier, spelled Q-U-A-N-T-I-F-I-E-R.

Definition

  1. 1
    A word, such as all or many, that expresses the quantity of a related noun.
  2. 2
    An operator, such as the universal quantifier (written as ∀) or the existential quantifier (∃), used in predicate calculus to indicate the degree that predicate is true for a specified set.
  3. 3
    A symbol or symbols in a regular expression indicating the number of characters to be matched.

Etymology

From quantify + -er.

Synonyms

quantifier

This word in other languages

quantificateur(Français)Quantor(Deutsch)quantificador(Português)

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

How do you spell "quantifier"?
"quantifier" is spelled Q-U-A-N-T-I-F-I-E-R. The IPA pronunciation is /ˈkwɑn.tɪ.faɪ.ɚ/.
What does "quantifier" mean?
As a noun, "quantifier" means: A word, such as all or many, that expresses the quantity of a related noun.
How do you pronounce "quantifier"?
The IPA (International Phonetic Alphabet) transcription for "quantifier" is /ˈkwɑn.tɪ.faɪ.ɚ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "quantifier"?
From quantify + -er. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "quantifier", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

Saturnalia#89,866pennyworth#89,748pectoralis#89,746palimpsest#89,726

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

Source: FrequencyWords open word-frequency list