preposition
n//ˌpɹɛpəˈzɪʃən//preposition
(grammar, strict sense) Any of a class of non-inflecting words and multiword terms typically employed to connect a following noun or a pronoun, in an adjectival or adverbial sense, with some other word: a particle used with a noun or pronoun (in English always in the objective case) to make a phrase limiting some other word.