read·er 
(rēdər)
(rēdər)n.
1. A person who reads, especially:
a. A person who regularly reads certain material: a reader of crime novels.
b. See lay reader.
c. A person employed by a publisher to read and evaluate manuscripts.
d. One who corrects printers' proofs; a proofreader.
e. A teaching assistant who reads and grades examination papers.
2. Chiefly British A university teacher, especially one ranking next below a professor.
3.
a. A textbook of reading exercises.
b. An anthology, especially a literary anthology.
4. Any of various devices that read or retrieve data from a storage device or credit card.
5. See e-reader.
6. readers Glasses that are used primarily for reading.