Heraclitus

[her-uh-klahy-tuh s]
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for heraclitus

Heraclitus

noun
  1. ?535–?475 bc, Greek philosopher, who held that fire is the primordial substance of the universe and that all things are in perpetual flux
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