Acute angle(Geom.), an angle less than a right angle.

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

(A*cute"), v. t. To give an acute sound to; as, he acutes his rising inflection too much. [R.] Walker.

(A*cute"-an`gled) a. Having acute angles; as, an acute-angled triangle, a triangle with every one of its angles less than a right angle.

(A*cute"ly), adv. In an acute manner; sharply; keenly; with nice discrimination.

(A*cute"ness), n.

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

(A*cu"mi*nous) a. Characterized by acumen; keen. Highmore.

(Ac`u*pres"sure) n. [L. acus needle + premere, pressum, to press.] (Surg.) A mode of arresting hemorrhage resulting from wounds or surgical operations, by passing under the divided vessel a needle, the ends of which are left exposed externally on the cutaneous surface. Simpson.

(Ac`u*punc`tu*ra"tion) n. See Acupuncture.

(Ac`u*punc"ture) n. [L. acus needle + punctura a pricking, fr. pungere to prick: cf. F. acuponcture.] Pricking with a needle; a needle prick. Specifically (Med.): The insertion of needles into the living tissues for remedial purposes.

(Ac`u*punc"ture) v. t. To treat with acupuncture.

(A*cus"tum*aunce) n. See Accustomance. [Obs.]

(A*cut"an`gu*lar) a. Acute- angled.

(A*cute") a. [L. acutus, p. p. of acuere to sharpen, fr. a root ak to be sharp. Cf. Ague, Cute, Edge.]

1. Sharp at the end; ending in a sharp point; pointed; — opposed to blunt or obtuse; as, an acute angle; an acute leaf.

2. Having nice discernment; perceiving or using minute distinctions; penetrating; clever; shrewd; — opposed to dull or stupid; as, an acute observer; acute remarks, or reasoning.

3. Having nice or quick sensibility; susceptible to slight impressions; acting keenly on the senses; sharp; keen; intense; as, a man of acute eyesight, hearing, or feeling; acute pain or pleasure.

4. High, or shrill, in respect to some other sound; — opposed to grave or low; as, an acute tone or accent.

5. (Med.) Attended with symptoms of some degree of severity, and coming speedily to a crisis; — opposed to chronic; as, an acute disease.

  By PanEris using Melati.

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