The quality of being acute or pointed; sharpness; as, the acuteness of an angle.
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.
Perhaps, also, he felt his professional acuteness interested in bringing it to a successful close.
Sir W. Scott.
Shrillness; high pitch; -- said of sounds.
Violence of a disease, which brings it speedily to a crisis.
Syn. -- Penetration; sagacity; keenness; ingenuity; shrewdness; subtlety; sharp-wittedness.
© Webster 1913.