Definition of unstable equilibrium in English:

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unstable equilibrium

Entry from British & World English dictionary


A state of equilibrium in which a small disturbance will produce a large change.
Example sentences
  • Instead of exerting the usual restoring force that tries to resist deformation, materials with a negative stiffness draw on the energy stored in their unstable equilibrium state to help the deformation proceed faster.
  • Solid portions of the curve represent locally stable equilibria whereas dashed portions of the curve represent unstable equilibria.

For editors and proofreaders

Line breaks: un|stable equi|lib¦rium

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