Monad may refer to:
Philosophy
- Monad (philosophy), a term meaning "unit"
- Monism, the concept of "one essence" in the metaphysical and theological theory
- Monad (Gnosticism), the most primal aspect of God in Gnosticism
- Great Monad, an older name for the taijitu symbol
- Monadologia Physica, by Immanuel Kant
- La Monadologie, by Gottfried Leibniz, a book about a basic unit of perceptual reality
- Monas Hieroglyphica, a 1564 book by John Dee describing a symbol of his own invention
Mathematics, science and technology
- Monad (biology), a historical term for a simple unicellular organism
- Monad (category theory), a construction in category theory
- Monad (functional programming), functional programming constructs that capture various notions of computation
- Monad (homological algebra), a 3-term complex
- Monad (nonstandard analysis), the set of points infinitesimally close to a given point
- Monad shell, the code name for the PowerShell command line interface for Microsoft Windows
Fictional entities
- Monads, megastructures in Robert Silverberg's 1971 novel The World Inside
- Monad Proxy, a character in the 2006 anime series Ergo Proxy
- John Monad, the title character of the 2007 television series John from Cincinnati
- Monad/Monado, a sword in the 2010 videogame Xenoblade Chronicles
Other uses
- Monad (music), a single note or pitch
- Monad University, in Hapur, Uttar Pradesh, India
- The emblem of the technocracy movement
See also
- Monade
- Monadic (disambiguation)
- Monoid, in abstract algebra
- All pages with titles beginning with Monad, for titles starting "Monad" or "Monadic"
- All pages with titles containing Monad
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