Polyethylene

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  macromolecule \mac`ro*mol"e*cule\, n. (Chem., Biochem.)
     A very large molecule, especially a polymer having from
     hundreds to many thousands of atoms, such as {DNA}, {RNA},
     {protein}, {polysaccharide}, {polyethylene}, {polycarbonate},
     etc.
     [PJC]



From WordNet (r) 2.0 [wn]:

  polyethylene
       n : a lightweight thermoplastic; used especially in packaging
           and insulation [syn: {polythene}]