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English definition of “preposition”


noun [C]  /ˌprep·əˈzɪʃ·ən/ us  
grammar a word that connects a noun, a noun phrase, or a pronoun to another word, esp. to a verb, another noun, or an adjective: In the sentence, "We jumped in the lake," "in" is a preposition, and in the sentence, "I heard the sound of loud music," "of" is a preposition.
(Definition of preposition from the Cambridge Academic Content Dictionary © Cambridge University Press)
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