MARATHON Synonyms: 82 Similar and Opposite Words

marathon 1 of 2

adjective

Definition of marathon

as in long

lasting for a considerable time a marathon study session the night before the exam

Synonyms & Similar Words

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Antonyms & Near Antonyms

marathon

2 of 2

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of marathon

Adjective

Traditionally known as an ultra-marathon trail running shoe, the Hoka Mafate 5 model is designed to withstand impact and grip technical terrain like a pro. — Nicolette Accardi, Travel + Leisure, 30 May 2026 Ultimately, Fenwick won 4-3 on walk-off single by Kyleena Nowinski in the 12th inning, ending a marathon game that had a little of everything. — Matt Le Cren, Chicago Tribune, 2 June 2026

Noun

In other words, women tend to burn more fat for energy than men during steady, moderate-intensity endurance exercise, such as a marathon. — Claire Maldarelli, Scientific American, 2 July 2026 But for those looking to mark Brooks' centennial with a marathon, here's a list of the five absolutely essential comedies that define the legend. — Rance Collins, Entertainment Weekly, 28 June 2026 See All Example Sentences for marathon

Recent Examples of Synonyms for marathon

Adjective

Assuming the battery is fine (and all the other electrical components and solder have survived the long journey through time), how will the iPhone be activated?

— Ewan Spence, Forbes.com, 6 July 2026
Now back in King’s Landing, Corlys is distracted at best, meeting with Rhaenyra’s small council to address the crown’s nonexistent funds — the latest on a long list of problems that need solving for the new Queen of the Seven Kingdoms.

— Zoe Papelis, Vulture, 6 July 2026

Definition of long

Noun

More than 20,000 runners took part in the world’s oldest and largest ultramarathon earlier this month, a nearly 55-mile (89 kilometers) race between the South African cities of Durban and Pietermaritzburg.

— Paige Bruton, semafor.com, 22 June 2026
The woman who keeps beating men in ultramarathons runs on mashed potatoes.

— Greg Rosenstein, NBC news, 18 May 2026

Definition of ultramarathon

Adjective

The lengthy delay to the funeral has raised questions about how Khamenei's remains have been preserved, as Islamic tradition, anaylsts say, generally calls for prompt burial and discourages chemical embalming.

— Emma Bussey, FOXNews.com, 2 July 2026
The advocacy group Stand Up for Science has posted advice on writing comments, along with an extremely lengthy and detailed submission that demonstrates just how comprehensive a comment can be.

— ArsTechnica, ArsTechnica, 2 July 2026

Definition of lengthy

Noun

He is tied with France’s Kylian Mbappé in the Golden Boot race, having scored six of Argentina’s eight goals.

— Los Angeles Times, Los Angeles Times, 3 July 2026
Defending champions Joey Chestnut and Miki Sudo return to Nathan’s Famous Fourth of July International Hot Dog Eating Contest, where the world's top competitive eaters push the limits of human consumption in a 10-minute race against the clock.

— Jennifer Borresen, USA Today, 3 July 2026

Definition of race

Noun

As recently as 2013, the Paris triathlon had to be canceled outright because the water quality was too dangerous for athletes.

— Camille Knight, CNN Money, 4 July 2026
There are many different ways to take active vacations including niches such as white water rafting, surfing schools, yoga retreats, and triathlon training camps.

— Larry Olmsted, Forbes.com, 29 June 2026

Definition of triathlon

Noun

Masters would go on to compete in rowing, cross-country skiing, biathlon, and cycling, winning medals across both Summer and Winter Paralympic Games.

— Tim Genske, Forbes.com, 10 Mar. 2026
The sport was introduced for athletes with physical disabilities at the 1988 Innsbruck Paralympic Games and for athletes with visual disabilities in 1992 at Albertville.

— ABC News, ABC News, 6 Mar. 2026

Definition of biathlon

Noun

In the opening day of the MIAA outdoor track and field Meet of Champions, Walpole’s Sawyer Regan won the boys pentathlon, while Westboro’s Al Regnier won the girls pentathlon.

— Brian Roach, Boston Herald, 5 June 2026
Freshman Liisa-Maria Lusti became the second Oregon woman to win the pentathlon — first since Brianne Theisen-Eaton in 2012 — with a season-best 4,498 points.

— ABC News, ABC News, 13 Mar. 2026

Definition of pentathlon

Noun

Josefowicz, in her decathlon of a performance, brought Ligeti’s savage discontinuities to the surface.

— Alex Ross, New Yorker, 29 June 2026
Former Northwest Nazarene athlete Steven Schmidt finished 13th in the men’s decathlon for Oklahoma State, scoring 7,479 points.

— Idaho Statesman, Idaho Statesman, 15 June 2026

Definition of decathlon

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“Marathon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/marathon. Accessed 7 Jul. 2026.

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Synonyms of marathon

adjective

noun

Example Sentences

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