Acuity may refer to: Biology and medicine Visual acuity, the behavioral ability to resolve fine image detail Tactile acuity, resolving fine spatial details with the sense of touch Acute Catheterization and Urgent Intervention Triage Strategy (ACUITY) Businesses Acuity Advisors Limited, a British tech financing company Acuity Brands, an American lighting and building management firm Acuity Insurance, an American insurer Acuity Solutions, an American manufacturing consultancy Ships (or Tedship), a British tanker coaster