tachycardia
/ˌtækɪˈkɑrdiə/
noun
- An abnormally rapid heart rate, typically over 100 beats per minute in adults.
- After running up the stairs, she experienced temporary tachycardia, but her heart rate soon returned to normal.
- The doctor explained that anxiety can sometimes trigger tachycardia even in healthy people.
- He was treated for tachycardia with medication that helped slow his heart rate.
Antonyms