silicone

noun

sil·​i·​cone ˈsi-lə-ˌkōn 

: 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

Place half of the ground chicken into one of the silicone cupcake holders in each bento container. —Bethany Thayer, Detroit Free Press, 8 Sep. 2024

One such example is the Foreo Luna 4, which has bristles made from thin, soft silicone that’s gentle on sensitive skin. —Jenny Berg, Vogue, 8 Sep. 2024

The detergent and silicone coating of the sheet loosens the mess. —Nafeesah Allen, Better Homes & Gardens, 9 Aug. 2024

Like other silicone masks, this one fits snugly to the face for better light penetration and harnesses the power of 132 bulbs capable of emitting both red and near-infrared light therapy to stimulate collagen production, calm redness, and speed up skin rejuvenation. —Macaela MacKenzie, Glamour, 8 Aug. 2024

Word History

Etymology

silicon + -one

First Known Use

1943, in the meaning defined above

Phrases Containing silicone

• silicone rubber

Kids Definition

silicone

noun

sil·​i·​cone ˈsil-ə-ˌkōn 

: 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 

: 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