| Noun | 1. | logical quantifier - (logic) a word (such as `some' or `all' or `no') that binds the variables in a logical proposition logic - the branch of philosophy that analyzes inference word - a unit of language that native speakers can identify; "words are the blocks from which sentences are made"; "he hardly said ten words all morning" existential operator, existential quantifier - a logical quantifier of a proposition that asserts the existence of at least one thing for which the proposition is true |