or

"Or" is a conjunction, a word that connects ideas. Its main job is to present an alternative. It shows that there are two or more options, possibilities, or outcomes. For example: "Is she coming to the party or staying home?" The sentence sets up two different paths.

It is a basic part of everyday English. You hear it in simple choices like "Pizza or pasta for dinner?" and in more formal statements like "You must complete the assignment or face detention." In many cases, it points to one choice instead of another, though in some contexts it can simply list possible options without strongly stressing that only one is allowed.

"Or" can also introduce a warning or result. "Study hard, or you will fail." In that kind of sentence, the second part tells you what may happen if the first part does not happen.

Sometimes, "or" adds another possibility that comes to mind as the speaker talks: "We could visit Paris, Rome, or perhaps even Barcelona." In short, it is a small but important word for showing choices, possibilities, and consequences. It helps English move from one path to another with clarity.