What is the meaning of the word "object of a preposition"?

Definitions:

  1. The noun or pronoun that follows a preposition and completes its meaning. copy to clipboard NOUN
    • She walked to the store- 'store' is the object of the preposition 'to'. copy to clipboard
  2. The word or group of words that has a relationship to something else in the sentence that the propositional phrase is expressing. copy to clipboard NOUN
    • They sat under the tree- 'tree' is the object of the preposition 'under'. copy to clipboard

Synonyms: