noun one who reads.
2. reader ·noun a proof reader.
3. reader ·noun one who reads much; one who is studious.
4. reader ·noun one who reads lectures on scientific subjects.
5. reader ·noun one whose distinctive office is to read prayers in a church.
6. reader ·noun one who reads manuscripts offered for publication and advises regarding their merit.
7. reader ·noun a book containing a selection of extracts for exercises in reading; an elementary book for practice in a language; a reading book.