non-governmental organization
noun [ C ] (UK usually non-governmental organisation) uk/ˌnɒn.ɡʌv.ənˌmen.təl ɔː.ɡən.aɪˈzeɪ.ʃən/ us/ˌnɑːn.ɡʌv.ɚnˌmen.t̬əl ɔːr.ɡən.əˈzeɪ.ʃən/ (abbreviation NGO)
非政府机构
an organization that tries to achieve social or political aims but is not controlled by a government