MOMENTA

MOMENTUM

momentum

(noun) the product of a body’s mass and its velocity; “the momentum of the particles was deduced from meteoritic velocities”

momentum, impulse

(noun) an impelling force or strength; “the car’s momentum carried it off the road”

Source: WordNet® 3.1

Noun

momenta

plural of momentum

Source: Wiktionary

MOMENTUM

Mo*men"tum, n.; pl. L. Momenta, F. Momentums. Etym: [L. See Moment.]

1. (Mech.)

Definition: The quantity of motion in a moving body, being always proportioned to the quantity of matter multiplied into the velocity; impetus.

2. Essential element, or constituent element. I shall state the several momenta of the distinction in separate propositions. Sir W. Hamilton.

Source: Webster’s Unabridged Dictionary 1913 Edition