polythene
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Definition
Noun: 1. A lightweight, flexible, and transparent thermoplastic material: Polythene is a type of plastic polymer, specifically polyethylene, known for its durability, moisture resistance, and ease of manufacturing. It is commonly produced in thin sheets or films.
Usage
Polythene is an uncountable noun. It refers to the material itself, not to a single object made from it. It is often used in contexts discussing packaging, manufacturing, and environmental impact.
Examples
- Noun:
- The items were wrapped in several layers of polythene for protection.
- Supermarkets are reducing their use of single-use polythene bags.
- This factory produces polythene film for agricultural purposes.
Advanced Usage
- "Polythene sheeting": Refers to large, often heavy-duty sheets of the material, used in construction or agriculture.
- They covered the furniture with polythene sheeting during the renovation.
- In industry and chemistry, the more precise term "polyethylene" is often used interchangeably with "polythene," though "polythene" is more common in general and commercial English.
Variants and Related Words
- Polyethylene (n): The full chemical name for the polymer; the formal synonym for polythene.
- Polythene bag (n): A common compound noun referring to a bag made from this material.
- LDPE / HDPE (n): Initialisms for Low-Density Polyethylene and High-Density Polyethylene, which are specific types of polythene with different properties.
Synonyms
- Polyethylene: The formal, chemical name.
- Plastic film: A more general term that can include polythene.
- (Poly) plastic sheeting: A descriptive synonym, especially in construction contexts.
Notes on Meaning
The word "polythene" almost exclusively refers to the material as a substance. It does not have different meanings as a verb or adjective. Its primary association is with packaging (e.g., bags, wraps) and insulation (e.g., sheeting, barriers).
Noun
- a lightweight thermoplastic; used especially in packaging and insulation