ultramarathon
ultramarathon
Definition
ultra·mara·thon (ul′trə mar′ə t̸hän′)
noun
a footrace that is longer than a marathon, usually for 30 miles or more
ul′tra·mar′a·thon′er noun
ultramarathon
Usage Examples
Modifies a noun
- runner: Strikingly low circulating CRP concentrations in ultramarathon runners independent of markers of adiposity - How low can you go?
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