Origin or development of something

In a medical context, it refers to the origination of symptoms or conditions.

किसी लक्षण या स्थिति की उत्पत्ति

English Usage: The para-gnesis of the disease was studied to understand its progression.

Hindi Usage: बीमारी की पराग्नेसिस का अध्ययन उसकी प्रगति को समझने के लिए किया गया।