A Preposition

1. (grammar, strict sense) Any of a class of non-inflecting words 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.
2. (grammar, broad sense) An adposition.
3. (obsolete) A proposition; an exposition; a discourse.(grammar, strict sense) Any of a class of non-inflecting words 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.
4. (grammar, broad sense) An adposition.
5. (obsolete) A proposition; an exposition; a discourse.