reader

Definitions

General English

Computing

  • noun a device that reads data stored on one medium and converts it into another form

Electronics

  • That which is capable of performing read operations, or otherwise obtaining information or other content. For example, a read head, a bar code reader, a card reader, or a document reader.

Information & Library Science

  • noun a person that reads written or printed texts

Marketing

  • noun a person who reads a newspaper or magazine
http://www.dictionarycentral.com/definition/reader.html