mac·​ro·​cosm | \ ˈma-krə-ˌkä-zəm How to pronounce macrocosm (audio) \

Definition of macrocosm

1 : the great world : universe
2 : a complex that is a large-scale reproduction of one of its constituents

Keep scrolling for more

Other Words from macrocosm

macrocosmic \ ˌma-​krə-​ˈkäz-​mik How to pronounce macrocosm (audio) \ adjective
macrocosmically \ ˌma-​krə-​ˈkäz-​mi-​k(ə-​)lē How to pronounce macrocosm (audio) \ adverb

Synonyms for macrocosm


Visit the Thesaurus for More 

Examples of macrocosm in a Sentence

almost the entirety of the vast macrocosm remains beyond our reach
Recent Examples on the Web But a broken nation is not a macrocosm of a broken family. Fintan O’toole, The New York Review of Books, "Night and Day," 26 Aug. 2020 This is a franchise that started with a story about a man building a high-tech suit of armor, and it’s since evolved into a galaxy-spanning macrocosm that includes time travel, Infinity Stones, and talking raccoons. Devan Coggan,, "Here are all Marvel's upcoming Phase 4 movies and TV shows," 22 July 2019 As within all divination practices, spellwork is based on the belief that within each individual is an entire cosmology that mirrors the expanse of the universe — the microcosm symbolizes the macrocosm. Aliza Kelly Faragher, Allure, "A Beginner's Guide to Casting Your Own Spells at Home," 26 Mar. 2018 In other words, the macrocosm of the cosmos is reflected in the microcosm of individual experience. Aliza Kelly Faragher, Allure, "A Beginner's Guide to Reading Tarot Cards and Understanding Their Meanings," 26 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'macrocosm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of macrocosm

1602, in the meaning defined at sense 1

History and Etymology for macrocosm

borrowed from French & Medieval Latin; French macrocosme, going back to Middle French, borrowed from Medieval Latin macrocosmus, from macro- macro- + -cosmus, in microcosmus microcosm

Keep scrolling for more

Learn More about macrocosm

Time Traveler for macrocosm

Time Traveler

The first known use of macrocosm was in 1602

See more words from the same year

Statistics for macrocosm

Cite this Entry

“Macrocosm.” Dictionary, Merriam-Webster, Accessed 6 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More Definitions for macrocosm



English Language Learners Definition of macrocosm

: a large system (such as the entire universe) that contains many smaller systems

More from Merriam-Webster on macrocosm

Thesaurus: All synonyms and antonyms for macrocosm

Comments on macrocosm

What made you want to look up macrocosm? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Who Knew?

True or False

Test your knowledge - and maybe learn something along the way.

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!