high-density polyethylene
nounChemistry.
polyethylene consisting mainly of linear, or unbranched, chains with high crystallinity and melting point, and density of 0.96 or more, produced at low pressure and used chiefly for containers and articles made by injection molding. Abbreviation: HDPE
Origin of high-density polyethylene
1First recorded in 1955–60
- Compare low-density polyethylene.
Words Nearby high-density polyethylene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
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