Home › Words › P › pseudoelasticitypseudoelasticitypseudoelasticity means an elastic (impermanent) response to relatively high stress caused by a phase transformation between the austenitic and martensitic phases of a crystal, exhibited in shape memory alloys.EtymologyFrom pseudo- + elasticity.nounAn elastic (impermanent) response to relatively high stress caused by a phase transformation between the austenitic and martensitic phases of a crystal, exhibited in shape memory alloys.Definitions & examples from Wiktionary (CC BY-SA 3.0).