nnoun.cognitionsharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)Synset:sharp-sightedness visual acuity
Derivationally Related Form:sharp-sighted
Hypernyms:sight vision visual modality visual sense
Inherited Hypernyms:acuitysightexteroceptionsensitivitysensefacultyabilitycognitionpsychological featureabstractionentity
Inherited Hypernyms:acuitysightmodalitysensefacultyabilitycognitionpsychological featureabstractionentity
Direct Hyponyms:20/20oxyopiatwenty-twenty
Full Hyponyms:oxyopiatwenty-twenty
nnoun.cognitiona quick and penetrating intelligenceSynset:acuteness keenness sharpness
Examples:- he argued with great acuteness
- I admired the keenness of his mind
Derivationally Related Form:acutekeensharp
Hypernyms:intelligence
Inherited Hypernyms:acutenessintelligenceabilitycognitionpsychological featureabstractionentity
Direct Hyponyms:steel trap