1. extreme tiredness resulting from mental or physical exertion or illness
2. weakness in materials caused by repeated stress
Usage: technical

1. to cause someone to become extremely tired

Examples

• After working a double shift, she felt overwhelming fatigue.
• The long hike left us all suffering from fatigue.
• Metal fatigue caused the bridge to collapse after years of heavy traffic.
• The repetitive stress led to fatigue in the aircraft’s wing structure.
• The intense training began to fatigue the athletes.
• Don’t let the difficult problems fatigue your mind.
• Chronic fatigue syndrome affects millions of people worldwide.