a large complicated structure made up of many smaller parts that forms one unit, for example the Earth or the universe. A small structure that is part of something larger is a microcosm.
Synonyms and related words
Something that is large in size
bulk
monster
monstrosity
macrocosm
noun countable
US /ˈmækrəˌkɑzəm/
Word Forms
singular
macrocosm
plural
macrocosms
DEFINITIONS1
1
a large complicated structure made up of many smaller parts that forms one unit, for example the Earth or the universe. A small structure that is part of something larger is a microcosm.