The readers of a newspaper, magazine, or book are the people who read it.

A reader is a person who reads, especially one who reads for pleasure.

A reader is a person who reads books for a publisher in order to give an opinion on whether they should be published or not.

In British universities, a reader is a senior lecturer, with a rank just below that of a professor.

In American universities and colleges, a reader is an assistant to a teacher. Readers' duties include reading and marking examination papers and other work.

A reader is a book to help children to learn to read, or to help people to learn a foreign language. It contains passages of text, and often exercises to give practice in reading and writing.