siloxane
/sɪˈlɑkseɪn/
noun
- A chemical compound containing silicon, oxygen, and often carbon, used in making silicone products, sealants, and lubricants.
- The lab tested the siloxane levels in the new waterproof coating.
- Some cosmetics contain siloxanes to give a smooth texture.
- Siloxanes are key ingredients in many silicone-based sealants.