reader Definition

1. Someone who reads.
(Brit)
2. A university lecturer of a rank between professor and senior lecturer.
3. Someone who reads prayers in a church. See also lay reader.
4. A book containing short texts, used for learning to read or for learning a foreign language.

Example: a German reader
5. Someone who reads and reports on manuscripts for a publisher.
6. Someone who reads and corrects proofs.
7a. computing.
A machine which produces a magnified image from a microfilm so that it can be read; a reading-machine (sense 1);
7b. computing.
A document reader.