injection

noun
C1+
1
C1+
an act of injecting somebody with a drug or other substance
تزریق
2
a large sum of money that is spent to help improve a situation, business, etc.
تزریق مالی, سرمایه‌گذاری فوری
The theatre faces closure unless it gets an urgent cash injection.
3
an act of forcing a liquid or other substance into something
تزریق
a fuel injection system
see also fuel injection