A macrocosm is a complex organized system such as the universe or a society, considered as a single unit. The macrocosm of the universe is mirrored in the microcosm of the mind. microcosm. a large, complicated system such as the whole universe or a society, considered as a single unit microcosm (macrocosmos, from macro- ( MACRO-) + kosmos ( COSMOS))
(Cf Microcosm) The natural universe as a whole, including the biological realms of flora and fauna, weather, and celestial objects such as the sun, moon, and stars See Chain of Being