SHARP-SIGHTEDNESS

Pronunciation (US): (GB):

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)

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)