/ Dictionary / Index T Thucydides: Meaning and Definition of Find definitions for: Thu•cyd•i•des Pronunciation: (th-sid'i-dēz"), [key] — n. Greek historian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thucydides (Thesaurus) thrymsa thud Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language