Meaning of the word acuity in English

What does acuity mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

acuity

US /əˈkjuː.ə.t̬i/
UK /əˈkjuː.ə.ti/

Noun

the ability to see, hear, or think, clearly and accurately

Example:
Her visual acuity is exceptional; she can spot details from a great distance.
The lawyer's mental acuity allowed him to quickly grasp the complex legal arguments.