acuity
Pronunciation
Noun
B1 Intermediate
Quick answer
Sharpness of thought, vision, or hearing.
Synonyms and antonyms
Synonyms
sharpness
keenness
Antonyms
dullness
Usage notes
Common in the phrase "visual acuity" when describing eyesight.
Test yourself
Which word fits the gap? "Her mental _____ was still sharp well into her nineties."
Answer: acuity
In your own words, what does "acuity" mean?
Sharpness of thought, vision, or hearing.
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