Acuity Definition

ə-kyo͝oĭ-tē
noun
Acuteness of vision or perception; keenness.
American Heritage
Acuteness; keenness, as of thought or vision.
Webster's New World
The definition of acuity is seeing or understanding things clearly.
20/20 vision is an example of normal visual acuity.
YourDictionary

Sharpness or acuteness, as of a needle, wit, etc.

Wiktionary
Synonyms:
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Other Word Forms of Acuity

Noun

Singular:
acuity
Plural:
acuities

Origin of Acuity

  • Middle English acuite from Old French ultimately from Latin acūtus sharp acute

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle French acuité, from Medieval Latin acuitas, irreg., from Latin acuō (“sharpen”).

    From Wiktionary

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