installment

/ɪnˈstɔlmənt/
noun
  1. One of several payments made over a period of time to pay for something.
    • The final installment of the loan is due next week.
    • I pay my car insurance in monthly installments.
    • She bought the laptop on an installment plan with no interest.
  2. One part of a story, series, or program that is published or broadcast in parts.
    • Each installment of the podcast covers a different historical event.
    • The next installment of the mystery novel comes out in March.
    • We watched the first installment of the documentary series last night.
Antonyms