polypropylene

[ pol-ee-proh-puh-leen ]
/ ˌpɒl iˈproʊ pəˌlin /

noun Chemistry.

a plastic polymer of propylene, (C3H5)n, used chiefly for molded parts, electrical insulation, packaging, and fibers for wearing apparel.

Origin of polypropylene

First recorded in 1930–35; poly- + propylene

Words nearby polypropylene

polyposia, polyposis, polypous, polypous gastritis, polyproline, polypropylene, polyprotic, polyprotodont, polyptych, polyptychial, polypus

British Dictionary definitions for polypropylene

polypropylene
/ (ˌpɒlɪˈprəʊpɪˌliːn) /

noun

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

Scientific definitions for polypropylene

polypropylene
[ pŏl′ē-prō′pə-lēn′ ]

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