a quantifier indicating that the sentential function within its scope is true for at least one value of the variable included in the quantifier.
The 8 Parts Of Speech In EnglishThere are eight major parts of speech. Nouns name persons, places, things, ideas, or qualities, e.g., Franklin, boy, Yangtze River, shoreline, Bible, desk, fear, happiness. Pronouns usually substitute for nouns and function as nouns, e.g., I, you, he, she, it, we, they, myself, this, that, who, which, everyone. Verbs express actions, occurrences, or states of being, e.g., be, become, bunt, inflate, run. Adjectives describe or modify nouns or pronouns, e.g., …
Compare universal quantifier.
Origin of existential quantifier
First recorded in 1935–40
Also called particular quantifier.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for existential quantifier
logic a formal device, for which the conventional symbol is ∃, which indicates that the open sentence that follows is true of at least one member of the relevant universe of interpretation, as (∃ x) Fx meaning "something is (an) F," "something Fs," or "there are (some) Fs."
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012