/ Dictionary / Index H Heracliteanism: Meaning and Definition of Find definitions for: Her•a•cli•te•an•ism Pronunciation: (her"u-klī'tē-u-niz"um, -klī-tē'-), [key] — n. the philosophy of Heraclitus, maintaining the perpetual change of all things, the only abiding thing being the logos, or orderly principle, according to which the change takes place. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Heraclitean Heraclitus Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language