V2 Vocabulary Building Dictionary



Definition: 1. a driving force providing the necessary energy to accomplish something; 2. a force of motion

Synonyms: dynamic, spur, catalyst, incentive, motive, driving force


Tips: An impetus urges or impels people to do or complete something. You can also use impetus as a more sophisticated way of saying "driving force," "motivation," and "reason" for doing or achieving something.

Usage Examples:

A life-altering brush with death brought an impetus for change to John's life. (incentive, reason)

A tightened deadline brought an impetus for completion of the project. (catalyst, spur)

The great employees of this company are the impetus behind our success. (driving force)

My family’s support and encouragement were the impetus behind my decision to run for office. (spur, force)

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