highly branched polyethylene with low crystallinity and melting point, and a density of 0.91 to 0.94, prepared at very high pressures, and used mainly for sheeting, films, and packaging materials. Abbr.: LDPE Also called branched polyethylene. Cf. high-density polyethylene.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.