Share this entry

Share this page

polymer

Line breaks: poly|mer
Pronunciation: /ˈpɒlɪmə
 
/

Definition of polymer in English:

noun

Chemistry
A substance which has a molecular structure built up chiefly or completely from a large number of similar units bonded together, e.g. many synthetic organic materials used as plastics and resins.
Example sentences
  • High molecular weight polymers can have viscosity values in the millions of centipoise range.
  • The ability of living organisms to define the molecular composition of a polymer with complete accuracy is an enviable one.
  • Nucleic acids are also polymers, composed of repeating units called nucleotides.

Origin

mid 19th century: from German, from Greek polumeros 'having many parts', from polu- 'many' + meros 'a share'.

Derivatives

polymeric

1
Pronunciation: /-ˈmɛrɪk/
adjective
Example sentences
  • Polyphosphates are a group of phosphates that are created from polymeric chemical compounds.
  • The oil droplets contain a molecular metal oxide precursor, which polymerises on contact with water forming a polymeric metal oxide coating at the oil-water interface.
  • Quill has already identified several ionic liquids in which a wide range of inorganic, organic and polymeric materials are highly soluble, making them prime candidates for small reactor volumes.

Definition of polymer in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day ingratiate
Pronunciation: inˈɡrāSHēˌāt
verb
bring oneself into favor with someone through flattery…