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Pronunciation varies by accent · noun
(chemistry) The simplest silicone, being a polymer having a repeat unit of -Si(CH₃)₂-O- ; its properties depend on the degree of polymerization and range from that of an oil to a plastic.
Use polydimethylsiloxane when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Polydimethylsiloxane means (chemistry) The simplest silicone, being a polymer having a repeat unit of -Si(CH₃)₂-O- ; its properties depend on the degree of polymerization and range from that of an oil to a plastic.
Common synonyms include PDMS.
The opposite depends on the specific sense.
Use polydimethylsiloxane where its definition matches the intended context.
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