[ mon-uh-mer ]

  1. a molecule of low molecular weight capable of reacting with identical or different molecules of low molecular weight to form a polymer.

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Origin of monomer

First recorded in 1910–15; mono- + -mer

Other words from monomer

  • mon·o·mer·ic [mon-uh-mer-ik], /ˌmɒn əˈmɛr ɪk/, adjective

Words Nearby monomer Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use monomer in a sentence

British Dictionary definitions for monomer


/ (ˈmɒnəmə) /

  1. chem a compound whose molecules can join together to form a polymer

Derived forms of monomer

  • monomeric (ˌmɒnəˈmɛrɪk), adjective

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

Scientific definitions for monomer


[ mŏnə-mər ]

  1. A molecule that can combine with others of the same kind to form a polymer. Glucose molecules, for example, are monomers that can combine to form the polymer cellulose. Polymers can also be composed of different kinds of monomers.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.