thermosetting

adjective

ther·​mo·​set·​ting ˈthər-mō-ˌse-tiŋ How to pronounce thermosetting (audio)
: capable of becoming permanently rigid when heated or cured
a thermosetting resin
compare thermoplastic

Word History

First Known Use

circa 1931, in the meaning defined above

Time Traveler
The first known use of thermosetting was circa 1931

Dictionary Entries Near thermosetting

Cite this Entry

“Thermosetting.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thermosetting. Accessed 14 Apr. 2024.

Medical Definition

thermosetting

adjective
ther·​mo·​set·​ting -ˌset-iŋ How to pronounce thermosetting (audio)
: capable of becoming permanently rigid when heated or cured
a thermosetting resin

More from Merriam-Webster on thermosetting

Love words? Need even more definitions?

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