Meaning of QUANTIFIER in English

I. ˈkwäntəˌfī(ə)r noun

( -s )

1. : a word (as a numeral) expressive of quantity

two, thirty, many, and much are quantifiers

2. : a prefix that binds the variables in a logical formula by specifying their quantity — see existential operator , universal quantifier

II. noun

: one that quantifies ; especially : a person who quantifies data, an activity, or a field of study (as history)

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.