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elastomer

[ih-las-tuh-mer]
noun Chemistry.
  1. an elastic substance occurring naturally, as natural rubber, or produced synthetically, as butyl rubber or neoprene.
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Origin of elastomer

1935–40; elast(ic) + -o- + Greek méros a part
Related formse·las·to·mer·ic [ih-las-tuh-mer-ik] /ɪˌlæs təˈmɛr ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for elastomeric

elastomer

noun
  1. any material, such as natural or synthetic rubber, that is able to resume its original shape when a deforming force is removed
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Derived Formselastomeric (ɪˌlæstəˈmɛrɪk), adjective

Word Origin for elastomer

C20: from elastic + -mer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012