silicone

noun

sil·​i·​cone ˈsi-lə-ˌkōn How to pronounce silicone (audio)
: any of various polymeric organic silicon compounds obtained as oils, greases, or plastics and used especially for water-resistant and heat-resistant lubricants, varnishes, binders, and electric insulators

Examples of silicone in a Sentence

a prosthesis made of silicone
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.
Back in February 2024, Rhode launched the Lip Case, a $38 silicone iPhone case with a slot on the back to hold the brand's famous Peptide Lip products, including the tubular tint and treatment. Michelle Lee, People.com, 13 May 2025 Don’t worry about any leaks with this bottle, thanks to the silicone seal inside the cover. Christopher Murray May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 13 May 2025 When black-market silicone injections go wrong Hadeed first heard about black-market silicone injections about seven years ago, when Cardi B detailed her horrifying experience getting black-market butt injections. Charles Trepany, USA Today, 13 May 2025 Between 2015 and 2019, Pham ordered silicone oil online, injecting it into his patients for enhanced procedures at his office and residence, according to the release from the office of U.S. Attorney Gregory W. Kehoe of the DOJ’s Middle District of Florida. Garfield Hylton, The Orlando Sentinel, 8 May 2025 See All Example Sentences for silicone

Word History

Etymology

silicon + -one

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of silicone was in 1943

Cite this Entry

“Silicone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/silicone. Accessed 21 May. 2025.

Kids Definition

silicone

noun
sil·​i·​cone ˈsil-ə-ˌkōn How to pronounce silicone (audio)
: any of various silicon compounds that contain carbon and hydrogen, are obtained as oily or greasy substances or plastics, and are used especially for water-resistant and heat-resistant lubricants and varnishes

Medical Definition

silicone

noun
sil·​i·​cone ˈsil-ə-ˌkōn How to pronounce silicone (audio)
: any of various polymeric organic silicon compounds which are obtained as oils, greases, or plastics and some of which have been used as surgical implants

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