1. Fibrillation of heart muscles resulting in interference with rhythmic contractions of the ventricles and possibly leading to cardiac arrest

Derived forms: ventricular fibrillations

Type of: arrhythmia, cardiac arrhythmia, fibrillation

Encyclopedia: Ventricular fibrillation Ventricular fibrillation, idiopathic

• hard knocks
• hard lead
• hard liquor
• hard news
• hard palate
• hard put
• hard right
• hard rock
• hard roe
• hard roll
• hard rubber
• hard rush
• hard sauce
• hard sell
• hard shoulder
• hard solder
• hard steel
• hard surface
• hard tick
• hard time
• hard times
• hard up
• hard water
• hard wheat
• hard worker