Englishfor English speakers
installment
—
noun
a payment of part of a debt; usually paid at regular intervals
—
noun
a part of a published serial
—
noun
(= episode)
a part of a broadcast serial
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noun
(= installation, installing)
the act of installing something (as equipment)
the telephone installation took only a few minutes
repayment
Noun
—
A repayment the act of giving back money, or a part of the money, that you have borrowed.
He had to make three more repayments before he owned the car.