Define an essay.

An essay is a piece of writing that presents and defends a particular argument or viewpoint on a specific topic. It typically consists of an introduction, body paragraphs that support the main argument with evidence and analysis, and a conclusion that summarizes the key points and restates the thesis. Essays can vary in length and style, but they are generally structured and organized to effectively communicate the author's ideas and persuade the reader of their perspective.

An essay is a piece of writing that expresses the author's point of view on a particular topic. Essays vary in length and complexity, and they can be written for a variety of purposes, such as to inform, persuade, or entertain.