noun
- plural of turboshaft; gas turbine engines that deliver power through a rotating shaft rather than producing jet thrust
Usage: aviation; engineering
Examples
- The helicopter uses twin turboshafts for propulsion.
- Modern turboshafts are more fuel-efficient than older piston engines.
- The aircraft manufacturer tested several turboshafts before selecting the final design.
- Turboshafts power most commercial helicopters today.
- The maintenance crew inspected both turboshafts during the scheduled service.
- These turboshafts can operate reliably in extreme weather conditions.