visual acuity vs twenty-twenty

visual acuity and twenty-twenty both are nouns.

Word	Noun	Adjective	Verb	Adverb
visual acuity	Yes	No	No	No
twenty-twenty	Yes	No	No	No

As nouns, twenty-twenty is a hyponym of visual acuity; that is, twenty-twenty is a word with a more specific, narrower meaning than visual acuity:

visual acuity: sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
twenty-twenty: normal visual acuity, as measured by the ability to read charts at a distance of 20 feet

Other hyponyms of visual acuity include 20/20, oxyopia.

visual acuity (noun)	twenty-twenty (noun)
sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)	normal visual acuity, as measured by the ability to read charts at a distance of 20 feet

visual acuity vs twenty-twenty

visual acuity and twenty-twenty both are nouns.

Words related to "visual acuity"

Words related to "twenty-twenty"