conglomeration

noun
1
a mixture of different things that are found all together
تجمع, ترکیب, آمیزه, اجتماع, انباشتگی, گردآوری
2
the process of forming a conglomerate; the state of being a conglomerate
تشکل, اجتماع, تشکیل هم‌توده
We are in an age of massive media conglomeration.