noun
installment
in-STAWL-munt/ɪnˈstɔlmənt/
One separately delivered portion of a larger total.
Each installment contributes an equal payment toward the total across four months.

Etymology
The payment verb estaler meant “to fix payments.” Installment first named the arrangement of payment, then came to mean an individual partial payment toward a debt.
In context
whether you can invest in a staggered form it means whether you can make investment in installment
More examples
- We pay the tuition in three equal installments.
- The next installment of the mystery appears on Monday.
- The first installment of the report covers transportation costs.
Forms
installment · installments