- a plastic polymer of ethylene used chiefly for containers, electrical insulation, and packaging.
Origin of polyethylene
Also called, British, polythene.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for polyethylene
These substances are relatively harmless compared to longer-living man-made plastics like polyethylene.Your Favorite Facewash Is Hurting Nemo
Alexa C. Kurzius
June 18, 2014
No, I haven't; we have some rugs, most of them are wrapped in polyethylene.Warren Commission (2 of 26): Hearings Vol. II (of 15)
The President's Commission on the Assassination of President Kennedy
- another name for polythene
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
Word Origin and History for polyethylene
Online Etymology Dictionary, © 2010 Douglas Harper
- Any of various artificial resins consisting of many ethyl groups (CH2CH2) joined end to end or in branched chains. Polyethylenes are easily molded and are resistant to other chemicals. They can be repeatedly softened and hardened by heating and cooling, and are used for many purposes, such as making containers, tubes, and packaging.
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