mon·o·mer

[mon-uh-mer]
noun Chemistry.
a molecule of low molecular weight capable of reacting with identical or different molecules of low molecular weight to form a polymer.

Origin:
1910–15; mono- + -mer

mon·o·mer·ic [mon-uh-mer-ik] , adjective
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
monomer (ˈmɒnəmə) [Click for IPA pronunciation guide]
 
n
chem a compound whose molecules can join together to form a polymer
 
monomeric
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Monomer is always a great word to know.
So is polymer. Does it mean:
a compound of high molecular weight derived either by the addition of many smaller molecules, as polyethylene, or by the condensation of many smaller molecules with the elimination of water, alcohol, or the like, as nylon.
the substance present in the greatest amout - usually liquid
American Heritage
Medical Dictionary

monomer mon·o·mer (mŏn'ə-mər)
n.

  1. The molecular unit that joins with similar units to form a polymer.

  2. The protein structural unit of a virion capsid.

  3. The subunit of a protein composed of several such units loosely associated with one another.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
monomer   (mŏn'ə-mər)  Pronunciation Key 
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 © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Isoprene is a monomer, which is a substance whose molecules can be linked together chemically to form a polymer.
Polymerizations that use only portions of a monomer, however, are known as condensation polymerizations.
Vinyl chloride monomer is the main raw material used in the production of polyvinyl chloride.
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