Preposition definition: Definition of preposition noun

Definition of preposition noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. PREPOSITION definition : 1. in grammar, a word that is used before a noun, a noun phrase, or a pronoun, connecting it to…. Learn more. A preposition is a part of speech that connects a noun, pronoun, or phrase to other words in a sentence . It helps show relationships like direction, place, time, reason, or how something happens. Learn the definition and examples of a preposition , a word that shows direction, location, or time, or introduces an object. Find out why ending a sentence in a preposition is not wrong and how to use it correctly.