[noun] [U] [formal]The stupid behaviour of one pupil has brought discredit on/upon the whole school.The existence of poverty is a discredit to our country.It is to her discredit (= It lowers our opinion of her) that she never visits her mother in hospital.
DISCREDIT
Meaning of DISCREDIT in English
Cambridge English vocab. Кембриджский английский словарь. 2012