the context of typography, indentation consists of introducing blank spaces at the beginning of a line. There are different kinds of indentation: the most common requires leaving a space at the beginning of the first line and then continuing to write normally.
The drain, however, takes place in a reverse manner. The first line begins without blank spaces, and the following ones have new characters at the beginning.
An indent is a point at which the subsequent line and the accompanying lines of a page are indented to one side, so its first line stands apart as the mainline that arrives at the edge of the page. As a rule, I would utilize a space in a book index, on the works refer to a page or in references.READ MORE:-
Google hanging Indent