A a


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [uh-kyoo-i-tee]
    • /əˈkyu ɪ ti/
    • /əˈkjuː.ə.ti/
    • US Pronunciation
    • US IPA
    • [uh-kyoo-i-tee]
    • /əˈkyu ɪ ti/

Definitions of acuity word

  • uncountable noun acuity Acuity is sharpness of vision or hearing, or quickness of thought. 3
  • noun acuity keenness or acuteness, esp in vision or thought 3
  • noun acuity the capacity of the eye to see fine detail, measured by determining the finest detail that can just be detected 3
  • noun acuity acuteness; keenness, as of thought or vision 3
  • noun acuity sharpness; acuteness; keenness: acuity of vision; acuity of mind. 1
  • noun acuity Sharpness or keenness of thought, vision, or hearing. 1

Information block about the term

Origin of acuity

First appearance:

before 1375
One of the 22% oldest English words
1375-1425; late Middle English acuite < Old French < Medieval Latin, Late Latin acuitās, equivalent to Latin acu(ere) to sharpen or acū(tus) sharpened (see acute) + -itās -ity

Historical Comparancy

Parts of speech for Acuity


acuity popularity

A common word. It’s meaning is known to most children of preschool age. About 89% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

acuity usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for acuity

noun acuity

  • intuition — direct perception of truth, fact, etc., independent of any reasoning process; immediate apprehension.
  • awareness — the state or condition of being aware; having knowledge; consciousness: The object of the information drive is to raise awareness of what spreads HIV/AIDS.
  • ingenuity — the quality of being cleverly inventive or resourceful; inventiveness: a designer of great ingenuity.
  • intelligence — capacity for learning, reasoning, understanding, and similar forms of mental activity; aptitude in grasping truths, relationships, facts, meanings, etc.
  • sensitivity — the state or quality of being sensitive; sensitiveness.

Antonyms for acuity

noun acuity

  • ignorance — the state or fact of being ignorant; lack of knowledge, learning, information, etc.
  • misinterpretation — An instance of misinterpreting.
  • mistake — an error in action, calculation, opinion, or judgment caused by poor reasoning, carelessness, insufficient knowledge, etc.
  • inability — lack of ability; lack of power, capacity, or means: his inability to make decisions.
  • insensitivity — deficient in human sensibility, acuteness of feeling, or consideration; unfeeling; callous: an insensitive person.

Top questions with acuity

  • what is visual acuity?
  • what is acuity?
  • what does acuity mean?
  • how to pronounce acuity?
  • what does high acuity mean?
  • what is a visual acuity?
  • what is acuity in healthcare?
  • how to assess visual acuity?
  • how to measure visual acuity?
  • what does acuity level mean?
  • how to test visual acuity?
  • how to test for visual acuity?
  • what does acuity mean in vision?
  • what does acuity mean in medical terms?
  • what is normal visual acuity?

See also

Matching words

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