hyperacuity
/ˌhaɪpərəˈkjuːəti/
noun
- Extremely sharp or acute perception, especially of the senses such as hearing or sight.
- After the surgery, she experienced a temporary hyperacuity in her hearing, finding even soft sounds too loud.
- The owl's hyperacuity allows it to spot a mouse from over a hundred feet away in the dark.
- Some artists develop a hyperacuity for color, noticing subtle differences that others miss.
Antonyms