The process of fertilizing an egg in organisms, typically outside the body, such as in many aquatic species.

बाह्य निषेचन की प्रक्रिया

English Usage: External fertilization occurs in many fish and amphibians where eggs and sperm are released into the water.

Hindi Usage: बाह्य निषेचन कई मछलियों और उभयचरों में होता है जहाँ अंडे और शुक्राणु पानी में छोड़े जाते हैं।