Bedeutung von “preposition” — Learner’s Dictionary

preposition

noun [ C ] us uk /ˌprepəˈzɪʃən/

B1 a word or group of words that is used before a noun or pronoun to show place, direction, time, etc. For example 'on' in 'Your keys are on the table.' is a preposition.

(Definition von “preposition” aus dem Cambridge Learner's Dictionary © Cambridge University Press)