• synonyms


[dih-mok-ri-tuh s]
  1. the Laughing Philosopher, c460–370 b.c., Greek philosopher.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for democritus

Historical Examples

  • The doctrines of Democritus will be found again in those of Epicurus and Lucretius.

    Initiation into Philosophy

    Emile Faguet

  • What is this but the atoms of Democritus and the triangles of Plato?



  • In his physical theories Epicurus followed Leucippus and Democritus.

    Christianity and Greek Philosophy

    Benjamin Franklin Cocker

  • Hence their distinction from the atoms of Democritus and the materialists.

  • Democritus says that Truth lies hidden at the bottom of a well.

British Dictionary definitions for democritus


  1. ?460–?370 bc, Greek philosopher who developed the atomist theory of matter of his teacher, LeucippusSee also atomism
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

democritus in Science


  1. Greek philosopher who developed one of the first atomist theories of the universe. Democritus believed that the world consists of an infinite number of very small particles whose different characteristics and combinations account for the different qualities of all matter.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.