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Synonyms

visual acuity

American  

noun

Ophthalmology.
  1. acuteness of the vision as determined by a comparison with the normal ability to define certain letters at a given distance, usually 20 feet (6 meters). V.


Etymology

Origin of visual acuity

First recorded in 1885–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Though some patients could make out patterns immediately, all patients' visual acuity improved over months of training.

From Science Daily Oct. 22, 2025

They formed a dataset from 34 variables that are commonly collected during ophthalmic examinations, such as age, current visual acuity, and the diameter of the cornea.

From Science Daily Dec. 13, 2023

Each team’s four field players must be visually impaired, meaning they are completely blind or have very low visual acuity or no light perception.

From Los Angeles Times Jul. 9, 2023

His left eye had post-traumatic cataract complications and has 60% visual acuity.

From BBC Jul. 21, 2022

Even if they’re looking at the road, he’d found, their visual acuity was impaired by the cognitive demand of the phone.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel

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