the action of taking someone permanently out of an institution, such as a psychiatric hospital, where they have been living for a long time

the deinstitutionalization of children in social care 把需要社会关怀的儿童从收容院接出来

Deinstitutionalization has pushed the mentally ill out of hospital beds and into the streets. 去机构化使精神病患者离开医院病床，流落街头。