Rēad'er, n.
n. [A-S. rēdere.] 1. One who reads; any person who peruses or studies what is written; specifically, (a.) One whose distinctive office is to read prayers in a church. (b.) (University of Oxford, Eng.) One who reads lectures on scientific subjects. Lyell. (c.) A proof-reader; a corrector of the press.
Sense 2. A book containing exercises in reading; a selection of extracts for reading; an elementary book for practice in a language; a reading-book. [U. S.] “That passage with which now every English and American school-boy has become familiar through his Reader.” Lieber.