inertial(redirected from Inertial frame of reference)
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1. Physics The tendency of a body at rest to remain at rest or of a body in straight line motion to stay in motion in a straight line unless acted on by an outside force; the resistance of a body to changes in momentum.
2. Resistance or disinclination to motion, action, or change: an entrenched bureaucracy's inertia.
[Latin, idleness, from iners, inert-, inert; see inert.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Adj.||1.||inertial - of or relating to inertia|
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