A zone or area characterized by the absence of rhythmic activity, especially in a biological or physiological context.

धीमी गतिवाला क्षेत्र

English Usage: The arrhythmic zone in the heart can lead to severe health issues.

Hindi Usage: दिल में धीमी गतिवाला क्षेत्र गंभीर स्वास्थ्य समस्याएँ पैदा कर सकता है.