amalgamation
US /əˌmæl.ɡəˈmeɪ.ʃən/
UK /əˌmæl.ɡəˈmeɪ.ʃən/
1.
sự hợp nhất
the process in which separate organizations unite to form a larger organization or group, or an organization or group formed in this way:
:
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The association was formed by the amalgamation of several regional environmental organizations.