Definition

Noun: A sudden, powerful, and illogical urge to act, arising spontaneously without conscious reasoning. It is an internal motivation driven by emotion or instinct rather than rational thought.

Usage

An "irrational impulse" describes a compelling, often fleeting, desire to perform an action that seems to lack a sensible basis. It is typically used to explain unplanned or regrettable behavior. * He felt an irrational impulse to shout in the quiet library. * She resisted the irrational impulse to throw her phone against the wall. * Acting on an irrational impulse, he bought the expensive car he couldn't afford.

Advanced Usage

• Psychological Context: In psychology, an irrational impulse may be linked to underlying anxieties, compulsions, or subconscious drives that bypass logical processing.
  • The therapy focused on understanding the triggers for his destructive irrational impulses.
• As a Character Trait: Frequently acting on such impulses can be described as "impulsive" behavior.
  • Her life was a series of crises stemming from irrational impulses.

Variants and Related Words

• Impulse (n): A sudden strong and unreflective urge or desire to act. (This is the core component; "irrational" intensifies its unreasoning nature).
• Impulsiveness (n): The quality of being acting on impulse.
• Compulsion (n): An irresistible urge to behave in a certain way, often against one's conscious wishes. (This is stronger and can imply a psychological disorder).

Synonyms

• Urge: A strong desire or impulse.
• Whim: A sudden desire or change of mind, especially one that is unusual or unexplained.
• Caprice: A sudden and unaccountable change of mood or behavior.

Antonyms

• Rational decision: A choice made through logical reasoning.
• Premeditation: The action of planning something (especially a crime) beforehand.

Noun

1. a strong spontaneous and irrational motivation
   • his first impulse was to denounce them
   • the urge to find out got him into trouble