1. the universe as a whole; the entire world or cosmos
2. a large, complex system that contains smaller systems within it

Examples

• The philosopher studied the macrocosm to understand humanity’s place in the universe.
• Ancient astronomers believed the macrocosm influenced events on Earth.
• The city serves as a macrocosm of the nation’s social problems.
• Scientists explore the macrocosm through telescopes and space missions.
• The novel presents the family as a macrocosm of society’s conflicts.
• Understanding the macrocosm helps us appreciate our connection to all things.