elasticity

noun

Etymology: Etymology tree Proto-Indo-European *h₁elh₂- Proto-Indo-European *h₁l̥h₂-tósder. Ancient Greek ἐλᾰστός (elăstós) Proto-Indo-European *-ikos Proto-Italic *-ikos New Latin -icus New Latin elasticusbor. French élastiquebor. English elastic Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Latin -itāsder. Old French -itebor. Middle English -ite English -ity English elasticity From elastic + -ity.

1. The property by virtue of which a material deformed under load can regain its original dimensions when unloaded
2. The sensitivity of changes in a quantity with respect to changes in another quantity.

   “If the sales of an item drop by 5% when the price increases by 10%, its price elasticity is −0.5.”

   “Given elasticity of demand, there is a strong argument that filling the millions of empty seats through lower fares could actually increase revenue.”

3. A measure of the flexibility of a data store's data model and clustering capabilities.
4. A system's ability to adapt to changes in workload by automatically provisioning and de-provisioning resources.
5. 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.
6. The quality of being elastic.
7. Adaptability.

   “Her elasticity allowed her to recover quickly.”

   “"I'll have a try at it, Gladys, if you will only give me an idea what would please you." She laughed at the elasticity of my character.”