Impetus Definition

ĭmpĭ-təs
impetuses
noun
impetuses
Anything that stimulates activity; driving force or motive; incentive; impulse.
Webster's New World
The force with which a body moves against resistance, resulting from its mass and the velocity at which it is set in motion.
Webster's New World
Something that incites; a stimulus.
American Heritage
Increased activity in response to a stimulus.
The approaching deadline gave impetus to the investigation.
American Heritage
Antonyms:

Other Word Forms of Impetus

Noun

Singular:
impetus
Plural:
impetuses

Origin of Impetus

  • Middle English impetous from Latin impetus from impetere to attack in- against in–2 petere to go towards, seek pet- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin impetus (“a rushing upon, an attack, assault, onset”), from impetere (“to rush upon, attack”), from in (“upon”) + petere (“to seek, fall upon”).

    From Wiktionary

Find Similar Words

Find similar words to impetus using the buttons below.

Words Starting With

Words Ending With

Unscrambles

impetus