SHARP-SIGHTEDNESS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does sharp-sightedness mean? 

• SHARP-SIGHTEDNESS (noun)
  The noun SHARP-SIGHTEDNESS has 2 senses:

1. sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)

2. lively attentiveness

  Familiarity information: SHARP-SIGHTEDNESS used as a noun is rare.

 Dictionary entry details 

• SHARP-SIGHTEDNESS (noun)

Sense 1

Meaning:

Sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

acuity; sharp-sightedness; visual acuity

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)

Sense 2

Meaning:

Lively attentiveness

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

alertness; on the qui vive; sharp-sightedness

Hypernyms ("sharp-sightedness" is a kind of...):

attentiveness (the trait of being observant and paying attention)

Derivation:

sharp-sighted (keenly perceptive or alert)