ultraruns

Noun

ultrarun (plural ultraruns)

1. An ultramarathon.
   • Although data on longer distances is lacking, Deaner acknowledges, “since males generally have trouble making conservative decisions, they might be less likely to perform well in an ultrarun or hike.”2015 November 3, Jennifer Pharr Davis, “On the Longest Hiking Trails, a Woman Finds Equal Footing”, in New York Times