Adrenalin
Pronunciation: /əˈdrɛnəlɪn/
Adrenalin (noun)
- A hormone made by the body that speeds up the heart and breathing when you feel fear, danger, or strong excitement.
- A medicine used in emergencies to quickly raise blood pressure and improve breathing in some severe allergic reactions.
Examples
- Adrenalin rises when stress makes your body feel alert.
- Stress can increase adrenalin and speed up your heartbeat.