variablerate
adjectiveUK /ˈveəriəbl reɪt/
US /ˈveriəbl reɪt/
A variable rate is a price that can go up or down over time.
Our loan has a variable rate, so the payment changes each month.
OTHER MEANINGS
2. A charge for a service that changes based on how much you use it.
The electric company uses a variable rate, so bills are higher in summer.
3. A speed or level that is not fixed and can change.
The machine runs at a variable rate depending on the load.
4. A pricing plan where the cost depends on demand or time.
Ride-sharing apps often use a variable rate during busy hours.