An ester of methacrylic acid, CH2:C(CH3)COOR, R being an organic radical. It is used in the manufacture of plastics.(noun)
A resin derived from methacrylic acid.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "methacrylate" in a sentence
"The chemical, methyl methacrylate, which is used to make fake fingernails, expands when it gets too hot and turns into a gelatin-type material, said Carl"
"Titanium dioxide, which makes paint opaque, has risen close to a record this year, while there's not enough methyl methacrylate, which is used to create weather-resistance."
"The crystal ball measures one inch in diameter and is actually made of genuine methacrylate which is crystal clear."