A person who supports the idea of annihilation, especially in a philosophical or political context.

नाशवादी

English Usage: As an annihilationist, she believed that extreme measures were necessary to eliminate all threats.

Hindi Usage: एक नाशवादी के रूप में, उसे विश्वास था कि सभी खतरे को खत्म करने के लिए अत्यधिक उपाय आवश्यक हैं।