Dictionary.com
Thesaurus.com

impulsivity

American  
[im-puhl-siv-i-tee] / ɪmˌpʌlˈsɪv ɪ ti /
Also impulsiveness

noun

  1. the quality of being easily swayed by emotional or involuntary urges or by momentary desires, without weighing them rationally.

    Insufficient sleep may increase the potential for risk-taking by compromising decision-making and increasing impulsivity.


Other Word Forms

Etymology

Origin of impulsivity

impulsiv(e) ( def. ) + -ity ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Both groups reported improvements in mood, including lower levels of stress, depression, and impulsivity.

From Science Daily May 3, 2026

Dementia tends to be thought of mostly as a memory-loss disease, but there are many other aspects, including disorientation, difficulty balancing, poor coordination, trouble multitasking, confusion, wandering, apathy, irritability, impulsivity, poor judgment, and social inappropriateness.

From Slate Jan. 26, 2026

It rewards impulsivity, narrows one’s temporal horizon, and trains the mind to seek meaning in flashes rather than through accumulation.

From The Wall Street Journal Dec. 2, 2025

If you decide to retire abroad, impulsivity works against you.

From MarketWatch Oct. 31, 2025

There are many biological influences of psychological traits such as cognitive ability, conscientiousness, impulsivity, and risk aversion.

From "The Sense of Style" by Steven Pinker

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training