| Library / English Dictionary |
SHARP-SIGHTEDNESS
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Lively attentiveness
Synonyms:
alertness; on the qui vive; sharp-sightedness
Classified under:
Nouns denoting attributes of people and objects
Hypernyms ("sharp-sightedness" is a kind of...):
attentiveness (the trait of being observant and paying attention)
Derivation:
sharp-sighted (keenly perceptive or alert)
Sense 2
Meaning:
Sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
Synonyms:
acuity; sharp-sightedness; visual acuity
Classified under:
Nouns denoting cognitive processes and contents
Hypernyms ("sharp-sightedness" is a kind of...):
sight; vision; visual modality; visual sense (the ability to see; the visual faculty)
Hyponyms (each of the following is a kind of "sharp-sightedness"):
20/20; twenty-twenty (normal visual acuity, as measured by the ability to read charts at a distance of 20 feet)
oxyopia (unusually acute vision)
Derivation:
sharp-sighted (having very keen vision)
