sil·​i·​cone | \ ˈsi-lə-ˌkōn \

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

Please, please, please, just let the commercial version not look like the giant silicone LICKI tongue some excessively devoted cat owners use to groom their cats for them. Jennifer Ouellette, Ars Technica, "Science says your cat’s tongue is ideally suited for grooming fur," 28 Dec. 2018 This kit utilizes flexible silicone walls that collapse and allow the bowls and cups to sit inside the pot when stored. Emily Reed, Outside Online, "Why I Love Collapsible Camping Gear," 18 June 2018 Heat oven to 375 degrees and line baking sheets with silicone baking sheets or parchment paper. 2. Alison Roman, The Seattle Times, "‘We are all connected by cookies’: A tribe with a bond stronger than royal icing," 12 Dec. 2018 Much as with traditional skin care, a proper scalp regimen requires avoiding products with parabens, sodium lauryl sulfate, silicones, fragrances, alcohol and synthetic colors, says Stephen de Heinrich, founder of skin care company Omorovicza. Fiorella Valdesolo, WSJ, "These 3 Scalp Care Products Are the Next Big Thing in Beauty," 31 Oct. 2018 The key to the design is the use of interchangeable adhesives on the drone’s base: microspines for digging into rough materials like stucco, carpet, or rubble, and ridged silicone (inspired by the morphology of gecko feet) for grabbing onto glass. James Vincent, The Verge, "Micro-drones with winches can open doors and lift 40 times their own weight," 24 Oct. 2018 This technology, compared with silicone, reduces hardware size and weight while increasing power capability and efficiency. Andrea Rumbaugh, Houston Chronicle, "Veterans Business Battle to shake things up in its fourth year," 22 Mar. 2018 Some people don't love that, because many silicones can pill up with your other face products (and there's nothing more rude than putting on a face product that not only doesn't do its job but gets in the way of others). Rachel Nussbaum, Glamour, "This Black Primer Works Like Magic on Your Skin," 24 Sep. 2018 Apple is now selling three additional colors of silicone cases and watch straps on the Apple Store in yellow, green and pink (via MacRumors). Jon Porter, The Verge, "Apple cases for the iPhone XS increases to twelve, iPhone XR still zero," 30 Nov. 2018

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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Statistics for silicone

Last Updated

15 Jan 2019

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Time Traveler for silicone

The first known use of silicone was in 1943

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More Definitions for silicone


sil·​i·​cone | \ ˈsil-ə-ˌkōn \

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

More from Merriam-Webster on silicone

Rhyming Dictionary: Words that rhyme with silicone Encyclopedia article about silicone

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