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20-20 vision
20-20 vision
/ˈtwɛnti twɛnti ˈvɪʒən/
noun
Normal visual acuity, as measured by the ability to read charts at a distance of 20 feet
(
20/20
,
twenty-twenty
,
20-20 vision
)
normal visual acuity, as measured by the ability to read charts at a distance of 20 feet
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