reduced mass
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noun Mechanics.
a quantity obtained when one particle is moving about another, larger particle that is also moving, equivalent to the mass of the smaller particle, were the larger particle not moving, and equal to the quotient of the product of the two masses divided by their sum.
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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Origin of reduced mass
First recorded in 1930–35
Words nearby reduced mass
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021