A-cūte'ness, n.

n. 1. The quality of being acute or pointed; sharpness; as, the acuteness of an angle. 2. The faculty of nice discernment or perception; acumen; — applied to the senses, or the understanding. By an acuteness of feeling, we perceive small objects or slight impressions: by an acuteness of intellect, we discern nice distinctions. Perhaps, also, he felt his professional acuteness interested in bringing it to a successful close. W. Scott.

3. Sharpness, or elevation of sound, in rhetoric or music. Boyle.
4. (Med.) Violence of a disease, which brings it speedily to a crisis.

Syn.—Penetration; sagacity; keenness; ingenuity; shrewdness.