acuity has definitions from the fields of psychology,physiology,ophthalmology
1
[ noun ] (physiology,ophthalmology) sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)

Related terms

sight oxyopia

2
[ noun ] (psychology) a quick and penetrating intelligence

Examples

"he argued with great acuteness" "I admired the keenness of his mind"

Related terms

intelligence steel_trap

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