- a molecule of low molecular weight capable of reacting with identical or different molecules of low molecular weight to form a polymer.
Origin of monomer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- chem a compound whose molecules can join together to form a polymer
Word Origin and History for monomer
Online Etymology Dictionary, © 2010 Douglas Harper
- The molecular unit that joins with similar units to form a polymer.
- The protein structural unit of a virion capsid.
- The subunit of a protein composed of several such units loosely associated with one another.
- 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.