/ ˈriːdəʃɪp; NAmE -dərʃ-/ noun
1.
[ usually sing. ] the number or type of people who read a particular newspaper, magazine, etc. :
a readership of around 10 000
In its new format, the magazine hopes to attract a much wider readership.
2.
(usually Readership ) readership (in sth) ( BrE ) the position of a Reader at a university