Englishfor English speakers
acuity
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noun
sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
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noun
(= acuteness, keenness)
a quick and penetrating intelligence
he argued with great acuteness
I admired the keenness of his mind
of
Preposition
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Made using.
It is a house of cards.
vision
Noun
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Vision is being able to see with your eyes.
Now I'm old and my vision is not very good, so I don't drive a car any more.
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Vision is being able to think of good ideas for the future.
This woman will be a good leader of our company because she has great vision about the future of our company.
The president needs to create ideas, to create a vision for the country.