instinct

/ˈɪn.stɪŋkt/

Proposed by a contributor, not yet supported by evidence.

Also seen as: instincts

Sense 1

Meaning · English

A natural or inherent impulse or behaviour.

Noun

Examples

Many animals fear fire by instinct.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

An intuitive reaction not based on rational conscious thought.

Noun

Examples

an instinct for order; to be modest by instinct

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “instinct” mean?

A natural or inherent impulse or behaviour.

Is “instinct” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.