Definition of fatigue in English:

fatigue

Line breaks: fa|tigue
Pronunciation: /fəˈtiːg
 
/

noun

  • 1 [mass noun] Extreme tiredness resulting from mental or physical exertion or illness: he was nearly dead with fatigue
    More example sentences
    • But a critical distinction needs to be drawn between physical and mental fatigue.
    • Even so, the job saps the vitality, and a referee gets mental fatigue as well as physical.
    • This can cause a person to experience physical fatigue, along with mental fogginess, difficulty in concentrating, and dullness of the mind.
    Synonyms
  • 1.1A reduction in the efficiency of a muscle or organ after prolonged activity: buccinator and orbicularis oris muscles showing signs of fatigue
    More example sentences
    • The frequency of frank respiratory muscle fatigue in acute asthma is unknown, but is probably low.
    • Thus, in patients with severe airway obstruction, inspiratory muscle fatigue may limit exercise performance.
    • A key problem in many patients with respiratory failure requiring intubation is fatigue of respiratory muscles.
  • 1.2 [with modifier] A lessening in one’s response to or enthusiasm for something, caused by overexposure: votes were showing signs of election fatigue
    More example sentences
    • He revealed a bit of fundraiser fatigue in response.
    • Even now a certain amount of election fatigue is beginning to set in.
    • The Museo de las Culturas de Oaxaca is in a former monastery and a wander around the airy cloisters or in the excellent cacti garden offer a respite from any cases of museum fatigue.
  • 2Weakness in metal or other materials caused by repeated variations of stress: metal fatigue
    More example sentences
    • Metal fatigue is one concern, damage incurred during liftoff is another.
    • The fatigue properties of metals are quite structure-sensitive.
    • Investigators said the fatigue cracks on the planes that crashed were confined to the wing structures.
  • 3 (fatigues) Menial non-military tasks performed by a soldier, sometimes as a punishment: we’re on cookhouse fatigues, sir
    More example sentences
    • When they were not performing work fatigues or training, soldiers were instructed during the time spent in the rear areas.
    Synonyms
  • 3.1 (also fatigue party) [count noun] A group of soldiers ordered to do menial tasks.
  • 4 (fatigues) Loose clothing, typically khaki, olive drab, or camouflaged, of a sort worn by soldiers on active duty: battle fatigues
    More example sentences
    • Soldiers in camouflage fatigues and painted faces also carried heavy artillery to provide protective fire power in the event of a genuine security threat.
    • She looked Indian, and had on green camouflage fatigues.
    • Seated next to me in the lounge was a group of soldiers dressed in battle fatigues.
    Synonyms
    khakis, camouflage clothing/gear
    informal camo clothing/gear

verb (fatigues, fatiguing, fatigued)

[with object] Back to top  
  • 1Cause (someone) to feel exhausted: they were fatigued by their journey
    More example sentences
    • A headache like that can really fatigue a person.
    • There are other categories, but it fatigues me to list them.
    • He was working nonstop and he was very fatigued.
    Synonyms
    tire, tire out, exhaust, wear out, drain, make weary, weary, wash out, tax, overtax, overtire, jade, make sleepy; prostrate, enervate
    informal knock out, take it out of, do in, fag out, whack, poop, shatter, bush, frazzle, wear to a frazzle
    British informal knacker
    British vulgar slang shag out
  • 1.1Reduce the efficiency of (a muscle or organ) by prolonged activity: different sensory fibres within the normal retina could be selectively fatigued
    More example sentences
    • In mild cases it may be necessary to fatigue the symptomatic muscle.
    • Whereas only 1 of the 12 patients fatigued their quadriceps after an ISW, two thirds of the same patients did so after incremental cycling.
    • My only concern is that you find the ideal weight/rep combination that allows you to optimally fatigue the target muscle in the shortest time.
  • 1.2Weaken (a metal or other material) by repeated variations of stress: the nails have become rusted through or fatigued
    More example sentences
    • Repeated stretching and sizing fatigues the brass to the point where it will eventually split, but I restrict things a little more.
    • For carbon forks in general, there should not be any limited life span, as carbon composites themselves are not subject to fatigue failures as metals are.
    • Given the thin faces of today's drivers, how long does a driver last before the metal becomes fatigued?

Derivatives

fatiguability

Pronunciation: /-gəˈbɪlɪti/
(also fatigability) noun
More example sentences
  • He adds that prolonged noise increases fatiguability - the tendency to get tired easily.
  • His sleep is variable, but he has loss of energy and fatiguability.
  • Physical activity, leg muscle fatigability, calf muscle flexibility, and leg volume also were measured at the start of the study.

fatiguable

(also fatigable) adjective
More example sentences
  • As any jackhammer repairwoman can attest, the ears are as fatigable as any other major part of the face or head (and considerably more so than noses or hair).
  • In this instance it has a characteristic ‘fatiguable’ quality, in which the more the muscle is used the weaker it becomes.
  • In conclusion, the quadriceps in patients with severe chronic obstructive pulmonary disease are more fatigable than those in age- and sex-matched healthy control subjects.

Origin

mid 17th century (in the sense 'task that causes weariness'): from French fatigue (noun), fatiguer (verb), from Latin fatigare 'tire out', from ad fatim, affatim 'to satiety or surfeit'.

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