# quantifier

> English word · Noun · IPA /ˈkwɑn.tɪ.faɪ.ɚ/ · frequency rank #89,811

## Definitions
1. A word, such as all or many, that expresses the quantity of a related noun.
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. A symbol or symbols in a regular expression indicating the number of characters to be matched.

## Etymology
From quantify + -er.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/quantifier