reader

reader
read‧er S3 W2 /ˈriːdə $ -ər/ noun [countable]1.  SOMEBODY WHO READS someone who reads books, or who reads in a particular way:
    The book will appeal to young readers.
    I’ve always been an avid reader (=someone who reads a lot).
    reader of
    He’s a great reader of crime fiction.
    a fast/slow reader
2.  OF A NEWSPAPER/MAGAZINE someone who reads a particular newspaper or magazine regularly:
    The newspaper gradually lost readers during the 1980s.
3.  BOOK an easy book for children who are learning to read or for people who are learning a foreign language
4.  TEACHER Reader an important teacher in a British university
    Reader in
    a Reader in Sociology at Bristol University
5.  EQUIPMENT technical a piece of electronic equipment that can read information that is stored or recorded somewhere, for example on a card
⇨ mind reader, newsreader
     

COLLOCATIONS

■ adjectives
   ▪ a slow/fast reader Her son was quite a slow reader.
   ▪ a good reader He's not a good reader but he wants to try a new story.
   ▪ a poor reader (=someone who is not good at reading) All these students had been judged to be poor readers.
   ▪ a great reader (=someone who reads a lot of books) My father was a great reader.
   ▪ an avid/voracious reader (=someone who eagerly reads a lot of books) She was an avid reader of historical novels.

Reader
Reader, The noun [uncountable]
a weekly US newspaper printed in Chicago. It mainly covers news, entertainment, politics, and culture.