Meaning of VISUAL ACUITY

Pronunciation:			'vizhooul u'kyooitee
WordNet Dictionary
	Definition:		[n]  sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
	Websites:
	Synonyms:		acuity, sharp-sightedness
	See Also:		oxyopia, sight, vision, visual modality, visual sense
Medical Dictionary
	Definition:		The distance (denominator) at which an optimally-seeing eye can undertake critical discrimination of shapes identifiable by a test eye at a standard distance (numerator), conventionally 20 feet or 6 metres.