Medical Dictionary

twenty–twenty

adjective twen·ty–twen·ty
variants: or

20/20

\ˌtwent-ē-ˈtwent-ē\play

Medical Definition of twenty–twenty

  1. :  having the normal visual acuity of the human eye that according to one common scale can distinguish at a distance of 20 feet characters one-third inch in diameter twenty–twenty vision


Seen and Heard

What made you want to look up twenty–twenty? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

capable of being understood in two ways

Get Word of the Day daily email!