sil·​i·​cone | \ ˈsi-lə-ˌkōn How to pronounce silicone (audio) \

Definition of silicone

: 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 The saddle features three layers of cushioning, and silicone gripping on the legs keeps them in place. Melissa Nott,, "Spring cycling: What to wear," 17 Apr. 2021 These are made from soft silicone with acrylic Command adhesives. Chris Hachey, BGR, "Best Wall Protector from Door Knobs," 15 Apr. 2021 The trap draws air into the chamber and particles hit a glass microscope slide that's coated with silicone grease, Steven said. Hannah Kirby, Milwaukee Journal Sentinel, "Spring pollen has arrived in Wisconsin. Here's how to tell the difference between COVID-19 and allergies," 14 Apr. 2021 Pour the resin and glitter mixture into your silicone barrette mold, and use a clean wood crafts stick to evenly spread the mixture if needed. Emily Vanschmus, Better Homes & Gardens, "How to Make Colorful Resin Hair Clips," 14 Apr. 2021 For silicone straws, our testers liked theses Softy Straws best. Emma Seymour, Good Housekeeping, "12 Best Reusable Straws of 2020," 13 Apr. 2021 The reusable silicone bag is available in 15 colorways like attention-grabbing Citrus and Lime. Nicole Saunders, NBC News, "Best deals of the day from Amazon and Best Buy: Dyson, Stasher and more," 13 Apr. 2021 On the body, cupping therapy involves placing glass or silicone cups on either wet or dry skin, which creates a suction effect. Jacqueline Kilikita,, "TikTok’s Face-Cupping Trend Gave Me The Best Glow Ever," 9 Apr. 2021 Unroll the thawed sheet of puff pastry onto a sheet of parchment paper or a silicone pan liner set on a rimmed baking sheet. Jessica Battilana, San Francisco Chronicle, "Spring onions and bacon jump-start this easy breezy tart," 9 Apr. 2021

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

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First Known Use of silicone

1943, in the meaning defined above

History and Etymology for silicone

silicon + -one

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Time Traveler for silicone

Time Traveler

The first known use of silicone was in 1943

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Statistics for silicone

Last Updated

19 Apr 2021

Cite this Entry

“Silicone.” Dictionary, Merriam-Webster, Accessed 22 Apr. 2021.

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More Definitions for silicone


sil·​i·​cone | \ ˈsil-ə-ˌkōn How to pronounce silicone (audio) \

Medical Definition of silicone

: 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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