polypropylene

noun

poly·​pro·​pyl·​ene ˌpä-lē-ˈprō-pə-ˌlēn 

: any of various thermoplastic plastics or fibers that are polymers of propylene

Examples of polypropylene in a Sentence

Recent Examples on the Web

The Recyclable Plastic Bag Alliance warned the ban would trigger an increase in thin non-woven polypropylene, or NWPP, bags, which would lead to additional plastic usage. —Kate Wolffe, Sacbee.com, 17 Oct. 2025

When not in use, the whole shebang packs down into a polypropylene case measuring 25 inches long by 18 in wide by 13 in high (635 by 457 by 330 mm) and tipping the scales at 19.4 lb (8.8 kg), gear not included. —New Atlas, 2 Oct. 2025

Cotton or linen blends work if treated with a water-repellant finish (like Scotchgard), while Polyester, nylon, or olefin (polypropylene) are strong, budget-friendly, and inherently stain resistant. —Lauren Bengtson, Better Homes & Gardens, 1 Oct. 2025

The item was packaged in 2.5 oz sealed, polypropylene bags. —Matthew Robinson, MSNBC Newsweek, 1 Oct. 2025

Word History

First Known Use

1935, in the meaning defined above

Rhymes for polypropylene

• antisubmarine
• catecholamine
• dichlorobenzene
• dimethylamine
• diphenylamine
• ethanolamine
• hydroxylamine
• isobutylene
• mercaptopurine
• nucleoprotein
• penicillamine
• phenothiazine