English noun: visual acuity | |||
1. | visual acuity (cognition) sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart) | ||
Synonyms | acuity, sharp-sightedness | ||
Broader (hypernym) | sight, vision, visual modality, visual sense | ||
Narrower (hyponym) | 20/20, oxyopia, twenty-twenty | ||