Meaning & use
siloxane
A chemical compound whose molecules contain a chain of alternating silicon and oxygen atoms, used to make silicones.
See it in a sentence
The sealant contains a siloxane polymer that keeps the joint flexible and waterproof.
Manufacturers add siloxane compounds to cosmetics to give creams a smooth, silky texture.
A note on using this word
Siloxane is a chemistry term for the Si-O backbone itself, while 'silicone' usually refers to the finished rubbery or oily material built from it.
Words with a similar meaning
silicone
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