Dictionary & Thesaurus

marathon

1.	(noun) any long and arduous undertaking
	Synonyms: endurance contest
	Related Words: labor, project, task, undertaking

2.	(noun) a battle in 490 BC in which the Athenians and their allies defeated the Persians
	Synonyms: battle of Marathon
	Related Words: pitched battle

3.	(noun) a footrace of 26 miles 385 yards
	Related Words: foot race, footrace, run