referring to an organism with a large head, often used in scientific contexts

in a figurative sense, can refer to a person with a dominant or oversized personality

प्रभावशाली या विशाल व्यक्तित्व वाला व्यक्ति

English Usage: His macrocephalous demeanor made him a natural leader among his peers.

Hindi Usage: उनका प्रभावशाली व्यक्तित्व उन्हें अपने साथियों में एक स्वाभाविक नेता बना देता था।