| Acuteness 1. (n.) The quality of being acute or pointed; sharpness; as, the acuteness of an angle. 2. (n.) The faculty of nice discernment or perception; acumen; keenness; sharpness; sensitiveness; -- applied to the senses, or the understanding. By acuteness of feeling, we perceive small objects or slight impressions: by acuteness of intellect, we discern nice distinctions. 3. (n.) Shrillness; high pitch; -- said of sounds. 4. (n.) Violence of a disease, which brings it speedily to a crisis. Thesaurus Entries acerbity, acidity, acidness, acidulousness, acridness, acrimony, acuity, acumination, acuteness, asperity, astringence, astringency, bite, bitingness, bitter pill, bitterness, causticity, causticness, corrosiveness, cuttingness, edge, fierceness, gall, gall and wormwood, grip, harshness, incisiveness, keenness, mordacity, mordancy, mucronation, piercingness, piquancy, poignancy, point, pointedness, prickliness, pungency, rigor, roughness, severity, sharpness, sourness, spinosity, stabbingness, sting, stridency, stringency, tartness, teeth, thorniness, trenchancy, vehemence, violence, virulence |