/ ˈriːdə(r); NAmE / noun
1.
a person who reads, especially one who reads a lot or in a particular way :
an avid reader of science fiction
a fast / slow reader
The reader is left to draw his or her own conclusions.
2.
a person who reads a particular newspaper, magazine, etc. :
readers' letters
Are you a 'Times' reader?
3.
an easy book that is intended to help people learn to read their own or a foreign language :
a series of graded English readers
4.
(usually Reader ) a senior teacher at a British university just below the rank of a professor :
She is Reader in Music at Edinburgh.
5.
( computing ) an electronic device that reads data stored in one form and changes it into another form so that a computer can perform operations on it
6.
( technical ) a machine that produces on a screen a large image of a text stored on a microfiche or microfilm
—see also mind-reader , newsreader
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WORD ORIGIN
Old English rǣdere interpreter of dreams, reader .