Answer: installment

AnswerCrossword Clue
INSTALLMENTPayment on a payment plan
installmentA sum of money due as one of several equal payments for something, spread over an agreed period of time
installmentAny of several parts of something that are published, broadcast, or made public in sequence at intervals
installment(US) one of a series of partial payments also INSTALMENT
installmentThe process of installing something; installation