methacrylate

[meth-ak-ruh-leyt]
noun Chemistry.
an ester or salt derived from methacrylic acid.

Origin:
1860–65; meth- + acryl(ic) + -ate2

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World English Dictionary
methacrylate (mɛθˈækrɪˌleɪt)
 
n
1.  any ester of methacrylic acid
2.  See methacrylate resin

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
methacrylate   (měth-āk'rə-lāt')  Pronunciation Key 
  1. An ester of methacrylic acid, having the general formula C4H3O2R, where R is an organic radical. Methacrylates are used in the manufacture of plastics.

  2. A resin derived from methacrylic acid.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Ethyl methacrylate causes irritation to mucous membranes in high concentrations.
Benzoyl peroxide was weighed into a beaker that had previously been rinsed with methyl methacrylate.
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