n.
  - a synthetic material made from a wide range of organic polymers such as polyethylene, PVC, nylon, etc., which can be moulded into shape while soft and then set into a rigid or slightly elastic form.
- informal credit cards or other plastic cards that can be used as money.
adj.
    - made of plastic. ▸artificial; unnatural: ![]()  long-distance flights with their plastic food. 
- easily shaped or moulded. ▸(in science and technology) relating to the permanent deformation of a solid without fracture by the temporary application of force. 
- (in art) relating to moulding or modelling in three dimensions, or to produce three-dimensional effects.
- Biology  exhibiting adaptability to change in the environment.
Derivative
  
    - plastically adv.
- plasticity
 /plaˈstɪsɪti/
 n.
 
  Etymology
  C17: from Fr. plastique or L. plasticus, from Gk plastikos, from plassein ‘to mould’.