Definition of disaccredit in English:

disaccredit

Pronunciation /ˌdɪsəˈkrɛdɪt/

verb

  • To withdraw certification or authorization from (a person, institution, etc.), as having failed to meet certain standards set by an official body; to cease to recognize as eligible to carry out a particular role or function.

Origin

Early 19th century (in an earlier sense). From dis- + accredit.