单词	methacrylate
释义	methacrylate noun meth·​ac·​ry·​late ˌme-ˈtha-krə-ˌlāt  1 : a salt or ester of methacrylic acid 2 : an acrylic resin or plastic made from a derivative of methacrylic acid Example Sentences Recent Examples on the Web They are made of methacrylate, the same material which is used to protect supermarket workers from customers. Fox News, 8 May 2020 As described July 20 on the physics preprint website arXiv, their metamaterial consisted of a plastic called polymethyl methacrylate embedded in a grid upon gold film. Brandon Keim, WIRED, 28 July 2011 Word History Etymology International Scientific Vocabulary First Known Use 1865, in the meaning defined at sense 1 Phrases Containing methacrylate methyl methacrylate polymethyl methacrylate methyl methacrylate polymethyl methacrylate Medical Definition methacrylate noun meth·​ac·​ry·​late (ˈ)meth-ˈak-rə-ˌlāt  1 : a salt or ester of methacrylic acid 2 : an acrylic resin or plastic made from a derivative of methacrylic acid especially : methyl methacrylate
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