A rhythmic beat or oscillation, often used in a medical context to refer to the heartbeat.

The process or period of changing from one state or condition to another.

संक्रमण

English Usage: The transition from high school to college can be challenging for many students.

Hindi Usage: हाई स्कूल से कॉलेज में संक्रमण कई छात्रों के लिए चुनौतीपूर्ण हो सकता है।