/ ˌdɪsəˈfɪlieɪt; NAmE / verb
[ v , vn ] disaffiliate (sth) (from sth) to end the link between a group, a company, or an organization and a larger one :
The local club has disaffiliated from the National Athletic Association.
► dis·af·fili·ation / ˌdɪsəfɪliˈeɪʃn; NAmE / noun [ U ]