impeller
/ɪmˈpɛlər/ · im.pel.ler
noun
- A part of a pump or engine that impels or drives a fluid or gas, typically by means of a spinning motion. The impeller in the water pump was damaged, causing the engine to overheat.
noun
- A person or thing that impels or drives another to action, often in a forceful or energetic manner. The impeller of the team was the charismatic leader who motivated everyone to work harder.
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Did you know? The term 'impeller' is commonly used in engineering and mechanical contexts, but it's also seen in everyday language to describe someone or something that drives others to action.