C1 noun /ˈpriːˌkɜrsər/
precursor
पूर्वसूचक
Meaning
Something or someone that comes before another and indicates the approach of something else.
Example
The steam engine was a precursor to modern trains.
स्टीम इंजन आधुनिक ट्रेनों का पूर्वसूचक था।