stability
US /stəˈbɪl.ə.t̬i/
UK /stəˈbɪl.ə.t̬i/

1.
the state of being stable; resistance to change, deterioration, or displacement
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The country is seeking economic stability.
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The engineer checked the stability of the bridge.
2.
the property of a body that causes it when disturbed from a condition of equilibrium or steady motion to develop forces or moments that restore the original condition
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Aerodynamic stability is crucial for aircraft design.
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The ship's design ensures good transverse stability.