Make a long-term plan.
This medicine needs to be taken over a long period.
There is a fear that this recession will drag on for a long time.
The company decided to enter into a long-term contract.
protracted war; long-term battle; drawn-out contest
long-term; long-range
prolonged recession; depression; protracted economic slump
long-range forecast; long-term forecast
extended leave; long vacation
long-term use; prolonged use; long-time service
long-term storage; long-term preservation
long-term loan; long-term credit