noun Chemistry.

a polymer molecule consisting of a small number of monomers.

Nearby words

  1. oligogalactia,
  2. oligogene,
  3. oligohydramnios,
  4. oligohydruria,
  5. oligomenorrhea,
  6. oligomerous,
  7. oligomorphic,
  8. oligonucleotide,
  9. oligopeptide,
  10. oligophagous

Compare dimer, tetramer, trimer.

Origin of oligomer

First recorded in 1965–70; oligo- + -mer

Related formso·lig·o·mer·ic [uh-lig-uh-mer-ik] /əˌlɪg əˈmɛr ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for oligomeric



a compound of relatively low molecular weight containing up to five monomer unitsCompare polymer, copolymer

Word Origin for oligomer

C20: from oligo- + -mer, as in polymer

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

Science definitions for oligomeric



A molecule that consists of a relatively small and specifiable number of monomers (usually less than five). Unlike a polymer, if one of the monomers is removed from an oligomer, its chemical properties are altered.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.