tiredness; fatigue (physical & material)
Meanings
3 senses · 8 examplesadjective
tired; weary; fatigued
The most common sense, describing the general state of human tiredness from work, study, or exertion.
After a day of work, I feel very tired.
The long meeting left everyone mentally fatigued.
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Driving while fatigued is very dangerous.
adjective
fatigued; having weakened function (biological/material)
technicalA technical/scientific sense, describing the reduced capacity of biological tissues or sensory organs due to overuse or excessive stimulation.
Listening to high-decibel music for a long time can cause auditory fatigue.
Athletes need to rest after training to prevent muscle fatigue.
adjective
fatigued; failing (material property)
technicalAn engineering/physics sense, describing the loss of a material's property (like elasticity or magnetism) due to prolonged stress or use.
This spring has been used for too long and has suffered elastic fatigue.
This magnet has developed magnetic fatigue due to high temperatures.
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Metal fatigue is a common cause of mechanical failure.