What term can be defined as any form of literature that belongs to a particular group works?

The term that defines any form of literature that belongs to a particular group of works is genre.

Here's a breakdown:

* Genre: A category of artistic composition, characterized by similarities in form, style, or subject matter.

* Examples of Literary Genres: Fantasy, Science Fiction, Romance, Historical Fiction, Mystery, Poetry, Drama, Nonfiction, etc.

Think of it this way: a genre is like a family of books that share common traits. They might share similar themes, settings, characters, or even writing styles.