GDict

impulse

'impʌls9 senses · 204 ms
Level B1CET-6GREIELTS考研TOEFL
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noun/ˈɪmpʌls/
  1. 1

    A thrust; a push; a sudden force that impels.

    • c. 1715-1716, Samuel Clarke, letter to Gottfried Wilhelm Leibniz All spontaneous animal motion is performed by mechanical impulse.
  2. 2

    A wish or urge, particularly a sudden one prompting action.

    • The impulse to learn drove me to study night and day.
    • When I saw the new book, I couldn't resist the impulse to browse through it.
  3. 3

    The integral of force over time.

    • The total impulse from the impact will depend on the kinetic energy of the projectile.
verb/ˈɪmpʌls/
  1. 1

    To impel; to incite.transitive

    • With that force so impulsed and prest they are carried under the deepe Ocean.

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