This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. An excessively rapid heartbeat accompanied by arrhythmia.

"Given the PD2iR's ability to detect a patient's risk of tachyarrhythmia in time for a warning to be issued to the patient and/or caregiver, we are pleased to be able to utilize this technology in our resuscitation devices, many of which are not only therapeutic but also used to monitor patients prior to an acute event."

repolarization    diastole    systole    myocardium    remodeling    arrhythmia    contractility    fib    tachycardia    inflow