noun

• (physics) The property by virtue of which a material deformed under load can regain its original dimensions when unloaded
• (economics) The sensitivity of changes in a quantity with respect to changes in another quantity.
• (computing) A measure of the flexibility of a data store's data model and clustering capabilities.
• (computing) A system's ability to adapt to changes in workload by automatically provisioning and de-provisioning resources.
• (mathematics) The ratio of the relative change in a function's output with respect to the relative change in its input, for infinitesimal changes at a certain point.
• The quality of being elastic.
• Adaptability.