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

1. (Mech.)

Defn: 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.

MOMIER Mom"i*er, n. Etym: [F. mômier, fr. OF. momer, mommer, to mumm, to mask one's self.]

Defn: A name given in contempt to strict Calvinists in Switzerland, France, and some parts of Germany, in the early part of the 19th century.

MOMMERY
Mom"mer*y, n.

Defn: See Mummery. Rowe.

MOMOT
Mo"mot, n. Etym: [Momot and motmot, the native American name.]
(Zoöl.)

Defn: See Motmot.