Word.ws English Dictionary

acuity

/əˈkjuːɪti/

acuity noun: sharpness or acuteness, as of a needle, wit, etc.

Noun

acuity (plural acuities)

  1. Sharpness or acuteness, as of a needle, wit, etc.
  2. (figuratively) The ability to think, see, or hear clearly.
    • The old woman with dementia lost her mental acuity.
    • And yet [Ray] Dalio’s acuity prompts an awkward question: how much of Bridgewater’s success comes not from the way it is organized, or any notion of “radical transparency,” but from the boss’s raw investment abilities?2011 July 18, John Cassidy, “Mastering the Machine”, in The New Yorker, →ISSN

acuity meaning in Tamil, Urdu and Kannada

acuity in Tamil

கூர்மை, உணர்வுகள் சம்பந்தப்பட்ட கூர்மை

acuity in Urdu

کاٹ, تیزی

acuity in Kannada

ಚುರುಕು, ಹರಿತ, ಚೂಪು, ಮೊನಚು, ಚೂಟಿತನ, ತಿಳಿ

Examples of acuity in a sentence

  • Segal said another characteristic of Trump’s questionable mental acuity is confabulation.
  • Acuity and hyperacuity are now used as the terms applied to the limits, respectively, of resolution and localization.
  • We use sunspot group observations from the Royal Greenwich Observatory (RGO) to investigate the effects of intercalibrating data from observers with different visual acuities.

All 10 example sentences with acuity

Synonyms of acuity

Forms of acuity

pluralacuities

Origin of acuity

From Middle English acuite, acuyte, from Middle French acuité, from Medieval Latin acuitas, irreg., from Latin acuō (“sharpen”).

Words formed from acuity

Questions about acuity

What does acuity mean?
Acuity means sharpness or acuteness, as of a needle, wit, etc.
What is acuity in Tamil?
Acuity in Tamil is கூர்மை, உணர்வுகள் சம்பந்தப்பட்ட கூர்மை. See Acuity meaning in Tamil.
What part of speech is acuity?
Acuity is a noun.
How do you pronounce acuity?
Acuity is pronounced /əˈkjuːɪti/.
What is the plural of acuity?
The plural of acuity is acuities.

Words near acuity in the dictionary

  1. acufenometry
  2. Acuff
  3. Acuffs
  4. acuities
  5. acuition
  6. acuity
  7. aculeacin
  8. aculeacins
  9. aculear
  10. aculeate
  11. aculeated

Source and license

Adapted from Wiktionary: acuity (page history and authors); acuity (Tamil Wiktionary) (page history and authors); acuity (Urdu Wiktionary) (page history and authors); acuity (Kannada Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-acuity.wav.

Cite this entry: “acuity.” Word.ws, https://word.ws/acuity. Based on Wiktionary, CC BY-SA 4.0.