Defn: Attended with symptoms of some degree of severity, and coming speedily to a crisis; — opposed to chronic; as, an acute disease. Acute angle (Geom.), an angle less than a right angle.

Syn. — Subtile; ingenious; sharp; keen; penetrating; sagacious; sharp- witted; shrewd; discerning; discriminating. See Subtile.

ACUTE
A*cute", v. t.

Defn: To give an acute sound to; as, he acutes his rising inflection too much. [R.] Walker.

ACUTE-ANGLED
A*cute"-*an`gled, a.

Defn: Having acute angles; as, an acute-angled triangle, a triangle with every one of its angles less than a right angle.

ACUTELY
A*cute"ly, adv.

Defn: In an acute manner; sharply; keenly; with nice discrimination.

ACUTENESS
A*cute"ness, n.

1. The quality of being acute or pointed; sharpness; as, the acuteness of an angle.