allostasis

noun al·lo·sta·sis \ ˌa-lō-ˈstā-səs \

Definition of allostasis

:the process by which a state of internal, physiological equilibrium is maintained by an organism in response to actual or perceived environmental and psychological stressors
  • Therefore, allostasis is the process that keeps the organism alive and functioning, i.e. maintaining homeostasis or “maintaining stability through change” and promoting adaptation and coping, at least in the short run.
  • —Bruce S. McEwenNeurobiology of Aging2002

allostatic

play \ˌa-lō-ˈsta-tik\ adjective
    • an allostatic state
    • allostatic systems

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Origin and Etymology of allostasis


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