su·​per·​plas·​tic ˌsü-pər-ˈpla-stik How to pronounce superplastic (audio)
: capable of plastic deformation under low stress at an elevated temperature
used of metals and alloys
: of or relating to superplastic materials
superplastic molding
superplasticity noun

Example Sentences

Recent Examples on the Web The body manufacture employs superplastic forming so that the end result is rigid, lightweight and strong. Robert Ross, Robb Report, 3 May 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'superplastic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1933, in the meaning defined at sense 1

Time Traveler
The first known use of superplastic was in 1933

Dictionary Entries Near superplastic

Cite this Entry

“Superplastic.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2022.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
Spell It

Hear a word and type it out. How many can you get right?

Universal Daily Crossword

A daily challenge for crossword fanatics.