installment

US /ɪnˈstɑːl.mənt/
UK /ɪnˈstɑːl.mənt/
1.

taksit

a sum of money due as one of several equal payments for something, spread over an agreed period of time.

:
the first installment of a grant for housing
2.

taksit

any of several parts of something which are published, broadcast, or made public in sequence at intervals.

:
filming the final installment in his Vietnam trilogy