Meaning & Definition of word "Acute"

Acute

/əˈkjuːt/

adjective:

  • 1. Having or showing a perceptive insight or understanding; shrewd.
    • Example: She has an acute understanding of human psychology.
  • 2. Sharp or severe in effect; intense.
    • Example: He felt an acute pain in his back after lifting the heavy box.
  • 3. Having a narrow angle; less than 90 degrees.
    • Example: The acute angles in the triangle measured less than 90 degrees.
  • 4. Sensitive to details; sharp or keen.
    • Example: An acute observer can notice changes that others might overlook.

Etymology

From Middle French 'açut', from Latin 'acutus', meaning sharp, pointed, or clever.

Common Phrases and Expressions

acute angle:

An angle less than 90 degrees.

acute pain:

Severe or intense pain that comes suddenly.

acute awareness:

A heightened or keen understanding of a situation.

Related Words

acumen:

The ability to make good judgments and quick decisions.

acutance:

The quality of being sharp or clear.

Slang Meanings of acute

Meaning: Very good or excellent.

Example Sentence: That concert was acute; I loved every moment!

Meaning: Intellectual or smart.

Example Sentence: He's so acute, he figures things out fast.