instinctive

adjective

in·​stinc·​tive in-ˈstiŋ(k)-tiv 

1

: of, relating to, or being instinct

2

: prompted by natural instinct or propensity : arising spontaneously

an instinctive fear of innovation

—V. L. Parrington

instinctively adverb

Synonyms

• automatic
• mechanical
• reflex
• spontaneous
• instinctual
• robotic
• mechanic

Choose the Right Synonym for instinctive

spontaneous, impulsive, instinctive, automatic, mechanical mean acting or activated without deliberation.

spontaneous implies lack of prompting and connotes naturalness.

a spontaneous burst of applause

impulsive implies acting under stress of emotion or spirit of the moment.

impulsive acts of violence

instinctive stresses action involving neither judgment nor will.

blinking is an instinctive reaction

automatic implies action engaging neither the mind nor the emotions and connotes a predictable response.

his denial was automatic

mechanical stresses the lifeless, often perfunctory character of the response.

a mechanical teaching method

Examples of instinctive in a Sentence

Cats have an instinctive desire to hunt.

the instinctive reaction of a mother is to protect her children

Recent Examples on the Web

His high tackle-success rate and ability to recover loose balls highlight both positional awareness and sharp instinctive timing. —Conor O'Neill, New York Times, 12 July 2025

The removal of living beings from their natural environment, along with the massive scale of human intervention, can be just as pernicious as the instinctive and selfish destruction that is often overlooked. —Photovogue, Vogue, 10 July 2025

Most dogs tend to eat while standing or hovering defensively over their bowl—a behavior often driven by instinctive food-guarding tendencies or excitement. —Melissa Fleur Afshar, MSNBC Newsweek, 9 July 2025

Observing that sort of strange phenomenon feeds our instinctive tendency to connect vision to intelligence – to explore the relationship between the eye and the brain. —John Werner, Forbes.com, 2 July 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for instinctive

• distinctive

Kids Definition

instinctive

adjective

in·​stinc·​tive in-ˈstiŋ(k)-tiv 

1

: of, relating to, or being instinct

2

: resulting from or caused by instinct

instinctively adverb

Medical Definition

instinctive

adjective

in·​stinc·​tive in-ˈstiŋ(k)-tiv 

1

: of, relating to, or being instinct

2

: derived from or prompted by instinct

an instinctive fear

instinctively adverb