amalgamation

noun
1
the process of joining two or more organizations together to form one large organization; the large organization formed by this process
ادغام, ترکیب, تلفیق
2
the act of putting two or more things together so that they form one; the new thing that is formed in this way
ادغام, آمیختگی, ترکیب, اختلاط, امتزاج, هم‌آمیزی
The Anatolian region was formed by the amalgamation of smaller continental fragments.
This opera-theatre piece is a curious amalgamation of music and drama.