anelastic

/ˌænɪˈlæstɪk/
adjective
  1. Describing a material that does not return to its original shape immediately after a force is removed, but instead shows time-dependent deformation.
    • The anelastic behavior of the metal caused it to sag slightly under constant weight.
    • Some plastics are anelastic, meaning they slowly recover after being bent.
    • Engineers must account for anelastic properties when designing structures that experience long-term stress.
Antonyms
What does "anelastic" mean? | whatsthatwordmean | whatsthatwordmean