English Reference

Word

motive

Phoneticsmo·tive

US/ˈmoʊtɪv/

UK/mˈəʊtɪv/

Definitions

01reason for action

B2

n. the reason why you do something, especially a reason that other people might not know.

n. the psychological or situational incentive that prompts a specific choice or action.

“The police are still trying to find a motive for the robbery.”

“The investigator questioned whether the CEO had a financial motive for leaking the confidential merger details to the press.”

Antonyms

02criminal reason

B2 · Law

n. the specific reason why someone would want to commit a crime.

n. the specific cause or drive behind criminal behaviour, often used in legal contexts to establish intent.

“The lawyer argued that his client had no motive to hurt the victim.”

“In a criminal trial, establishing a clear motive can be as crucial as providing physical evidence to convince a jury of the defendant's guilt.”

Synonyms

03a social plan

C1

n. a plan to go out or a social event like a party.

n. a planned social gathering or an intention to meet friends for an event.

“Are you coming to the motive at Sarah's house tonight?”

“They were looking for a motive after the concert, but most of the local clubs had already reached capacity.”

British English · Slang

Synonyms

04causing motion

C1 · Science

adj. describing something that provides the power to move.

adj. relating to motion or providing the force that produces movement.

“Steam provided the motive power for the first trains.”

“The engineer explained that the motive force behind the turbine was high-pressure gas rather than liquid fuel.”

Technical

Usage

Usually placed before the noun it modifies.

Antonyms

05to incite

C2

v. to give someone a reason to act or to encourage them to do something.

v. to prompt or incite an individual to action by providing a motive.

“The desire for fame can motive people to work very hard.”

“The promise of a significant bonus was intended to motive the sales team toward exceeding their quarterly targets.”

Formal

Usage

This verb is transitive and requires a direct object.

Antonyms

Real-World Examples

“Police did not immediately release details about a possible motive, saying the investigation remained ongoing.”
The Guardian · 16 Aug 2026
“Photograph: Jim West/Alamy Such ideas about how aliens would act are fundamentally anthropocentric, imagining that any intelligent species would be driven by the same motives we are: love of knowledge and love of power.”
The Guardian · 11 Aug 2026

Etymology

From Middle English motif, from Anglo-Norman motif, Middle French motif, and their source, Late Latin motivum (“motive, moving cause”), neuter of motivus.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Domains

ArchitectureLawMusic

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

Scan code

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English Reference