- acuity (n.) early 15c., from M.Fr. acuité (16c.) or directly from M.L. acuitatem (nom. acuitas) "sharpness," from L. acuere "to sharpen," related to acus "needle," acuere "to sharpen," from PIE root *ak- "rise to a point, be sharp" (see ACRID (Cf. acrid)).
Etymology dictionary. 2014.
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Acuity — may refer to:*Visual acuity, the behavioral ability to resolve fine image details *Acuity Insurance, an insurance company with headquarters in Sheboygan, Wisconsin *Acuity Solutions, a manufacturing consulting company with headquarters in Tigard … Wikipedia
Acuity — A*cu i*ty, n. [LL. acuitas: cf. F. acuit[ e].] Sharpness or acuteness, as of a needle, wit, etc. [1913 Webster] … The Collaborative International Dictionary of English
acuity — index insight, perception, sagacity Burton s Legal Thesaurus. William C. Burton. 2006 … Law dictionary
acuity — ► NOUN ▪ sharpness or keenness of thought, vision, or hearing. ORIGIN Latin acuitas, from acus needle … English terms dictionary
acuity — [ə kyo͞o′ə tē] n. [Fr acuité < ML acuitas < L acus, needle: see ACEROSE1] acuteness; keenness, as of thought or vision … English World dictionary
acuity — 1. Sharpness, clearness, distinctness. 2. Severity. [thr. Fr., fr. L. acuo, pp. acutus, sharpen] absolute intensity threshold a. the minimal light that can be seen. resolution a. detection of a target having two or more parts, often measured by… … Medical dictionary
acuity — /euh kyooh i tee/, n. sharpness; acuteness; keenness: acuity of vision; acuity of mind. [1375 1425; late ME acuite < OF < ML, LL acuitas, equiv. to L acu(ere) to sharpen or acu(tus) sharpened (see ACUTE) + itas ITY] * * * … Universalium
acuity — n. mental; visual acuity * * * [ə kjuːɪtɪ] visual acuity mental … Combinatory dictionary
acuity — [[t]ækju͟ːɪti[/t]] N UNCOUNT Acuity is sharpness of vision or hearing, or quickness of thought. [FORMAL] Caffeine gives a boost of energy and temporarily sharpens mental acuity … English dictionary
acuity — a•cu•i•ty [[t]əˈkyu ɪ ti[/t]] n. sharpness; acuteness; keenness: visual acuity; acuity of mind[/ex] • Etymology: 1375–1425; < OF < ML, LL acuitās= L acu(ere) to sharpen or acū(tus) sharpened (see acute) + itās ity … From formal English to slang