impaired

impair | American Dictionary

impair
verb[ T ]
us/ɪmˈpeər/
to damage or weaken something so that it is less effective:
Lack of sleep impaired her ability to think clearly.

impairment

noun[ C/U ]us/ɪmˈpeər·mənt/
[ C ]The law bans discrimination against anyone with a mental or physical impairment.

Examples of impair

impair
Metabolic stresses at a given water content can impair specific metabolic activities.
Now, if these important (perhaps even defining) visual/sensory features are impaired, then patients may not have enough information to differentiate one exemplar from another.
However, children with autism also were impaired on the delayed response task.
This has been taken as evidence that phonological recoding skills are impaired in disabled readers' word recognition.
The saturation of soil with waste-water led to increasing concentrations of harmful metallic and organic substances thereby impairing the quality of ground water.
Nonspatial conditional learning impaired in patients with unilateral frontal but not unilateral temporal lobe excisions.
The expression of a metallothionein-ovine growth hormone fusion gene in transgenic mice does not impair fertility but results in pathological lesions in the liver.
That is, both planning and control appeared to be impaired in pointing to targets in the periphery.
Both anteromedial and anteroventral thalamic lesions impair radial-maze learning in rats.
As a group, the participants were generally in poor health and many had mobility problems that impaired their ability to get around for essential activities.
One participant was visually impaired, one had a severe hearing impairment and four had mobility difficulties.
The main objective of the experiment reported in this paper was to investigate loss of long-term memory ability in normal and cognitively impaired elderly subjects.
The cost of long-term management and maintenance of product knowledge, as product models and configuration constraints evolve, may seriously impair the advantages of configuration systems.
The blood - brain barrier may become an important route for water elimination in obstructive hydrocephalus when other routes or water exit are impaired.
Households and enterprises are thus prompted into accounting for environmental costs in their plans, programmes and budgets without impairing the allocative efficiency of the market.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.