windmilling Definition
the movement of a helicopter rotor when the engine is not running, caused by the airflow passing through the rotor blades while the helicopter is in motion.
Using windmilling: Examples
Take a moment to familiarize yourself with how "windmilling" can be used in various situations through the following examples!
Example
The helicopter's rotor continued windmilling after the engine failed.
Example
Windmilling can cause significant damage to the helicopter if not properly controlled.
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Summary: windmilling in Brief
'Windmilling' [ˈwɪndmɪlɪŋ] refers to the movement of a helicopter rotor when the engine is not running, caused by the airflow passing through the rotor blades while the helicopter is in motion. This can cause significant damage to the helicopter if not properly controlled.