stethoscope
/ˈstɛθəˌskoʊp/
noun
- A medical instrument used to listen to sounds inside the body, such as the heartbeat or breathing.
- The doctor placed the stethoscope on my chest to check my lungs.
- Nurses often carry a stethoscope around their neck for quick access.
- She learned how to use a stethoscope during her first year of medical school.