injection molding

noun

: a method of forming articles (as of plastic) by heating the molding material until it can flow and injecting it into a mold
injection-molded adjective

Examples of injection molding 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 secret sauce, thanks to advances in plastic injection molding, was a drop-in film cartridge that eliminated the difficulties some people had threading roll film. Marcia Greenwood, USA Today, 15 Apr. 2026 The shape is created using injection molding, which gets you a dense, tough mat that resists cracking, warping, and wear, providing long-lasting protection for your vehicle’s interior. Andrew P. Collins, The Drive, 15 Apr. 2026 Polymer packaging requires injection molding, which normally uses high pressure. Neetika Walter, Interesting Engineering, 9 Jan. 2026 Those are: Tennessee will be awarded more than $35 million to four supplier companies doing plastics injection molding and metal fabrication. Olivia Evans, Louisville Courier Journal, 20 Nov. 2025 See All Example Sentences for injection molding

Word History

First Known Use

1932, in the meaning defined above

Time Traveler
The first known use of injection molding was in 1932

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Cite this Entry

“Injection molding.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/injection%20molding. Accessed 23 Apr. 2026.

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