Definition of acuity in English:


Pronunciation /əˈkyo͞oədē/ /əˈkjuədi/

See synonyms for acuity on

Translate acuity into Spanish


  • Sharpness or keenness of thought, vision, or hearing.

    ‘intellectual acuity’
    • ‘visual acuity’
    insight, discernment, perception, perceptiveness, intelligence, sharp-wittedness, quick-wittedness, cleverness, smartness, incisiveness, keenness, sharpness, trenchancy, astuteness, shrewdness, acuteness, subtlety, clarity, acuity, discrimination, sensitivity, thoughtfulness, profundity, percipience, perspicacity, perspicuity, sagacity


Late Middle English from Old French acuite or medieval Latin acuitas, from Latin acuere ‘sharpen’ (see acute).