consolidation

noun
1
the act or process of making a position of power or success stronger so that it is more likely to continue
تحکیم, تقویت, استحکام
2
the act or process of joining things together into one or of being joined into one
ادغام, تلفیق, تجمیع, یکپارچگی
the consolidation of Japan’s banking industry
debt consolidation