Elastic may refer to: Elastic collision, a term describing collisions in which kinetic energy is conserved Elastic deformations, a term describing reversible deformations of materials Elastic, a colloquial noun for certain kinds of elastomers and stretchable fabrics Elastic, a term used in economics to describe the responsiveness of Demand or Supply Elastic, an alternative name for the skipping game Chinese jump rope Elastic (album), an album by jazz saxophonist Joshua Redman… (More on Elastic)