Meaning of “reader” - Learner’s Dictionary

reader

noun [ C ] us uk /ˈriːdər/
He's an avid reader of science fiction.The newspaper report unleashed a storm of protest from readers.He's a wonderful writer - readers love his clear and lively prose.Here, the narrator addresses the reader directly.Readers have been confused by his latest novel.
PERSON

B1 someone who reads:

She's a slow reader.
EQUIPMENT

(Definition of “reader” from the Cambridge Learner’s Dictionary © Cambridge University Press)