Ultramarathon

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A running race over a distance longer than 42.195 km (26 miles 385 yard), the length of a standard marathon.
"In South Africa, one of our most popular ultramarathon races is over 56 miles."

Example

"In South Africa, one of our most popular ultramarathon races is over 56 miles."

Etymology

From ultra- + marathon.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.