1. the ability to withstand hardship or adversity; the capacity to last or continue despite difficulties
2. the ability to sustain prolonged physical or mental effort

Examples

• The marathon requires great physical endurance.
• Her endurance helped her survive the difficult times.
• The team’s endurance was tested during the long season.
• Building endurance takes consistent training and practice.
• The hikers’ endurance was challenged by the steep mountain trail.
• Mental endurance is just as important as physical strength.
• The old bridge showed remarkable endurance against harsh weather.