Momentum Definition

mō-mĕntəm
momenta, momentums
noun
momenta, momentums
The impetus of a moving object.
Webster's New World
The product of the mass of a particle, body, etc. and its velocity.
Webster's New World
Strength or force that keeps growing or building.
A campaign that gained momentum.
Webster's New World
An essential or constituent element; a moment.
American Heritage

Other Word Forms of Momentum

Noun

Singular:
momentum
Plural:
momenta, momentums

Origin of Momentum

  • Latin mōmentum movement from movimentum from movēre to move meuə- in Indo-European roots

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

  • From Latin momentum.

    From Wiktionary

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