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inert
inert gas
inertia
inertia-reel seat belt
inertial confinement fusion
inertial force
inertial fusion
inertial guidance
inertial mass
inertial reference frame
inescapable
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inertial mass
in·er·tial mass


noun 
Definition:
 
mass of object measured using momentum: the mass of an object determined by measurements of its momentum rather than measurements of its behavior in a gravitational field
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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