An Elasticity

1. (physics) The property by virtue of which a material deformed under load can regain its original dimensions when unloaded
2. (economics) The sensitivity of changes in a quantity with respect to changes in another quantity.
3. (computing) A measure of the flexibility of a data store's data model and clustering capabilities.
4. (computing) A system's ability to adapt to changes in workload by automatically provisioning and de-provisioning resources.
5. (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.Synonym: point elasticity
6. The quality of being elastic.
7. Adaptability.