Try Our Apps


Gobble up these 8 terms for eating


[pol-ee-proh-puh-leen] /ˌpɒl iˈproʊ pəˌlin/
noun, Chemistry.
a plastic polymer of propylene, (C 3 H 5) n , used chiefly for molded parts, electrical insulation, packaging, and fibers for wearing apparel.
Origin of polypropylene
1930-35; poly- + propylene Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
British Dictionary definitions for polypropylene


any of various tough flexible synthetic thermoplastic materials made by polymerizing propylene and used for making moulded articles, laminates, bottles, pipes, and fibres for ropes, bristles, upholstery, and carpets Systematic name polypropene
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
Cite This Source
polypropylene in Science
  1. Any of various thermoplastic resins that are polymers consisting of repeated branched units derived from propane and having the formula CH2CH(CH3), usually with the methane groups (CH3) all on one side of the chain. Polypropylenes are similar to polyethylenes but are harder and tougher and are used to make molded articles and fibers.

  2. A fabric of fibers made from any of these resins.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Word Value for polypropylene

Scrabble Words With Friends

Nearby words for polypropylene