Assertion: fibrillation's heart rate | /r/Synonym | tachycardia
Facets:
Source sentences:
text: A heart rate of more than 100 beats per minute is called a tachycardia (tak-ih-KAHR-dee-uh).
text: Rapid heart rate (tachycardia).
text: An abnormally fast heart rate is called tachycardia.