- (n.) The quality of being acute or pointed; sharpness; as, the acuteness of an angle.
- (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.
- (n.) Shrillness; high pitch; -- said of sounds.
- (n.) Violence of a disease, which brings it speedily to a crisis.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). acuteness. Retrieved September 26, 2026, from http://smartdefine.org/acuteness/definitions/1970752 |
| Chicago | Webster's. 2011. "acuteness" http://smartdefine.org/acuteness/definitions/1970752 (accessed September 26, 2026). |
| Harvard | Webster's 2011, acuteness, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/acuteness/definitions/1970752>. |
| MLA | Webster's. "acuteness" 27 May 2011. Web. 26 September 2026. <http://smartdefine.org/acuteness/definitions/1970752> |