Definition of "inertial" []

• Of, relating to, or depending on inertia. (adjective)

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• "(Force) = (inertial mass) × (acceleration), where the “inertial mass” is a characteristic constant of the accelerated body."
• "In the GRT/Machian view, (QM also takes a different position on this question), the property we call inertial mass comes about from the interaction of the cosmological gravinertial (G/I) field with the atoms & ions of the local mass."
• "An object moving along the curved spacetime manifold isn’t ‘moving under a force’, but rather, it is in inertial motion along a curved manifold."