An ancestor or precursor from which something is derived.

A person or thing that originates or initiates a particular process or trend.

उत्प्रेरक

English Usage: The early progenitors of the computing industry laid the groundwork for modern technology.

Hindi Usage: कम्प्यूटिंग उद्योग के प्रारंभिक उत्प्रेरकों ने आधुनिक तकनीक की नींव रखी।