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

For total protection, erect metal or polypropylene deer fencing around the plant to prevent them from entering. —Lee Wallender, The Spruce, 8 Jan. 2026

Olefins are high-value chemicals used to make things like plastics (polyethylene, polypropylene), pharmaceuticals, and other advanced materials. —Christopher McFadden, Interesting Engineering, 4 Jan. 2026

The shelves and interior of the refrigerator and freezer generally consist of acrylonitrile butadiene styrene or polypropylene, which are durable polymers. —Bestreviews, Mercury News, 22 Dec. 2025

The bill doesn't outright ban all bodyboards, including those made of more durable materials such as high-density polyethylene or polypropylene. —Kathleen Wong, USA Today, 12 Dec. 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