Here's a breakdown:
* Section: This is the most common term. It refers to a larger portion of text that's usually divided into paragraphs.
* Passage: This term is often used for a shorter piece of text that might consist of just a few paragraphs.
In addition to these, you might also see terms like:
* Chapter: This is used for longer sections of text in a book.
* Part: This is used for a larger portion of a longer work, often encompassing multiple chapters.
The specific term you choose depends on the context and the length of the text.