thermoplastic

adjective

ther·​mo·​plas·​tic ˌthər-mə-ˈpla-stik How to pronounce thermoplastic (audio)
: capable of softening or fusing when heated and of hardening again when cooled
thermoplastic synthetic resins
compare thermosetting
thermoplastic noun
thermoplasticity noun

Examples of thermoplastic in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The University of Edinburgh Like its American predecessor, the Scottish robot is printed entirely out of soft, flexible thermoplastic polyurethane (TPU). Ben Coxworth may 28, New Atlas, 28 May 2025 Unlike other Lululemon belt bags that are typically made from nylon, this option is crafted with a thermoplastic polyurethane material that is water resistant and can easily be cleaned. Alicia Geigel, Southern Living, 22 May 2025 Hydrogen on board First flights utilized a Type 4 compressed gas hydrogen tank, featuring a thermoplastic liner wrapped in carbon fiber. David Blekhman, Forbes.com, 6 May 2025 Those components are nestled inside the thermoplastic temples and sandwiched between layers of nylon for non-RX plano lenses or MR-7 1.67 material for prescription lenses, so the Aura should be able to handle most bumps and drops. PC Magazine, 17 Apr. 2025 See All Example Sentences for thermoplastic

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of thermoplastic was in 1883

Browse Nearby Words

Cite this Entry

“Thermoplastic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermoplastic. Accessed 5 Jun. 2025.

Kids Definition

thermoplastic

adjective
ther·​mo·​plas·​tic ˌthər-mə-ˈplas-tik How to pronounce thermoplastic (audio)
: capable of softening or melting when heated and of hardening again when cooled
thermoplastic synthetic fibers

Medical Definition

thermoplastic

1 of 2 adjective
ther·​mo·​plas·​tic ˌthər-mə-ˈplas-tik How to pronounce thermoplastic (audio)
: capable of softening or fusing when heated and of hardening again when cooled
thermoplastic synthetic resins
thermoplasticity noun
plural thermoplasticities

thermoplastic

2 of 2 noun
: a thermoplastic material

More from Merriam-Webster on thermoplastic

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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