endurance
n. uncountablen. the ability to keep doing something difficult, unpleasant, or tiring for a long time. You need this to finish a marathon or deal with a long, hard day at work.
n. the capacity of an individual or object to withstand wear, pressure, or prolonged physical or mental exertion. Often used in athletic or psychological contexts to describe sustained effort.
Running a marathon requires great physical endurance.
The arctic explorers showed incredible endurance as they trekked across the ice for three months in freezing temperatures.
While the vessel's structural endurance was tested by the heavy pack ice, the crew's psychological resilience proved to be the more critical factor in their ultimate survival.
First attested in the late 15th century. From Middle French endurance, from Old French endurance. Morphologically endure + -ance.