su|per|plas|tic «SOO puhr PLAS tihk», adjective.
1. capable of plastic deformation under very small stress at high temperature: »

Superplastic materials…are characterized by a very small grain size…and an immense capacity for plastic deformation at elevated temperatures, without fracture occurring (New Scientist).

2. made out of a superplastic material: »

Superplastic cars should be quieter, and their scrap value far higher than that of steel cars (Geoffrey Charles).

3. having to do with or characteristic of superplastic materials: »

Some alloys, when deformed at certain rates and in certain temperature ranges, can stretch out like chewing gum and be tremendously deformed without breaking. This superplastic behavior is being studied…to put it to industrial use (O. Cutler Shepard).

su´per|plas´ti|cal|ly, adverb.

Useful english dictionary. 2012.

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